Home / 1,036,954.10-1,555,239.15-288,845.30

Finding the Fourth Proportional to 1,036,954.10, 1,555,239.15 and 288,845.30

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Solution

The fourth proportional to 1,036,954.10, 1,555,239.15 and 288,845.30 is: 433,214.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,954.10 : 1,555,239.15 = 288,845.30 : x
  2. Step 2: Convert to fraction form
    1,036,954.10/1,555,239.15 = 288,845.30/x
  3. Step 3: Cross multiply
    1,036,954.10x = 1,555,239.15 × 288,845.30
  4. Step 4: Simplify right side
    1,036,954.10x = 449,223,518,853.50
  5. Step 5: Solve for x
    x = 449,223,518,853.50/1,036,954.10
  6. Step 6: Final answer
    x = 433,214.47

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Double scale
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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.