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Finding the Fourth Proportional to 424,566.33, 636,828.74 and 158,306.07

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Solution

The fourth proportional to 424,566.33, 636,828.74 and 158,306.07 is: 237,451.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,566.33 : 636,828.74 = 158,306.07 : x
  2. Step 2: Convert to fraction form
    424,566.33/636,828.74 = 158,306.07/x
  3. Step 3: Cross multiply
    424,566.33x = 636,828.74 × 158,306.07
  4. Step 4: Simplify right side
    424,566.33x = 100,813,854,300.92
  5. Step 5: Solve for x
    x = 100,813,854,300.92/424,566.33
  6. Step 6: Final answer
    x = 237,451.36

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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.