Home / 732,149.21-1,010,336.39-426,234.39

Finding the Fourth Proportional to 732,149.21, 1,010,336.39 and 426,234.39

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Solution

The fourth proportional to 732,149.21, 1,010,336.39 and 426,234.39 is: 588,186.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,149.21 : 1,010,336.39 = 426,234.39 : x
  2. Step 2: Convert to fraction form
    732,149.21/1,010,336.39 = 426,234.39/x
  3. Step 3: Cross multiply
    732,149.21x = 1,010,336.39 × 426,234.39
  4. Step 4: Simplify right side
    732,149.21x = 430,640,110,564.90
  5. Step 5: Solve for x
    x = 430,640,110,564.90/732,149.21
  6. Step 6: Final answer
    x = 588,186.26

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.