Home / 1,034,384.10-1,551,576.15-286,430.10

Finding the Fourth Proportional to 1,034,384.10, 1,551,576.15 and 286,430.10

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Solution

The fourth proportional to 1,034,384.10, 1,551,576.15 and 286,430.10 is: 429,645.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,384.10 : 1,551,576.15 = 286,430.10 : x
  2. Step 2: Convert to fraction form
    1,034,384.10/1,551,576.15 = 286,430.10/x
  3. Step 3: Cross multiply
    1,034,384.10x = 1,551,576.15 × 286,430.10
  4. Step 4: Simplify right side
    1,034,384.10x = 444,418,111,802.12
  5. Step 5: Solve for x
    x = 444,418,111,802.12/1,034,384.10
  6. Step 6: Final answer
    x = 429,645.15

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.