Home / 748,371.86-1,032,800.76-426,110.12

Finding the Fourth Proportional to 748,371.86, 1,032,800.76 and 426,110.12

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Solution

The fourth proportional to 748,371.86, 1,032,800.76 and 426,110.12 is: 588,059.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,371.86 : 1,032,800.76 = 426,110.12 : x
  2. Step 2: Convert to fraction form
    748,371.86/1,032,800.76 = 426,110.12/x
  3. Step 3: Cross multiply
    748,371.86x = 1,032,800.76 × 426,110.12
  4. Step 4: Simplify right side
    748,371.86x = 440,086,855,779.69
  5. Step 5: Solve for x
    x = 440,086,855,779.69/748,371.86
  6. Step 6: Final answer
    x = 588,059.06

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.