Home / 1,034,374.60-1,551,561.90-286,420.60

Finding the Fourth Proportional to 1,034,374.60, 1,551,561.90 and 286,420.60

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Solution

The fourth proportional to 1,034,374.60, 1,551,561.90 and 286,420.60 is: 429,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,374.60 : 1,551,561.90 = 286,420.60 : x
  2. Step 2: Convert to fraction form
    1,034,374.60/1,551,561.90 = 286,420.60/x
  3. Step 3: Cross multiply
    1,034,374.60x = 1,551,561.90 × 286,420.60
  4. Step 4: Simplify right side
    1,034,374.60x = 444,399,290,335.14
  5. Step 5: Solve for x
    x = 444,399,290,335.14/1,034,374.60
  6. Step 6: Final answer
    x = 429,630.90

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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.