Home / 733,689.52-1,012,545.33-407,053.89

Finding the Fourth Proportional to 733,689.52, 1,012,545.33 and 407,053.89

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Solution

The fourth proportional to 733,689.52, 1,012,545.33 and 407,053.89 is: 561,764.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,689.52 : 1,012,545.33 = 407,053.89 : x
  2. Step 2: Convert to fraction form
    733,689.52/1,012,545.33 = 407,053.89/x
  3. Step 3: Cross multiply
    733,689.52x = 1,012,545.33 × 407,053.89
  4. Step 4: Simplify right side
    733,689.52x = 412,160,515,377.83
  5. Step 5: Solve for x
    x = 412,160,515,377.83/733,689.52
  6. Step 6: Final answer
    x = 561,764.21

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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.