Home / 930,169.83-1,283,670.33-516,737.91

Finding the Fourth Proportional to 930,169.83, 1,283,670.33 and 516,737.91

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Solution

The fourth proportional to 930,169.83, 1,283,670.33 and 516,737.91 is: 713,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,169.83 : 1,283,670.33 = 516,737.91 : x
  2. Step 2: Convert to fraction form
    930,169.83/1,283,670.33 = 516,737.91/x
  3. Step 3: Cross multiply
    930,169.83x = 1,283,670.33 × 516,737.91
  4. Step 4: Simplify right side
    930,169.83x = 663,321,118,404.89
  5. Step 5: Solve for x
    x = 663,321,118,404.89/930,169.83
  6. Step 6: Final answer
    x = 713,118.29

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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.