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Finding the Fourth Proportional to 424,933.92, 636,053.04 and 237,376.80

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Solution

The fourth proportional to 424,933.92, 636,053.04 and 237,376.80 is: 355,312.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,933.92 : 636,053.04 = 237,376.80 : x
  2. Step 2: Convert to fraction form
    424,933.92/636,053.04 = 237,376.80/x
  3. Step 3: Cross multiply
    424,933.92x = 636,053.04 × 237,376.80
  4. Step 4: Simplify right side
    424,933.92x = 150,984,235,265.47
  5. Step 5: Solve for x
    x = 150,984,235,265.47/424,933.92
  6. Step 6: Final answer
    x = 355,312.27

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1.5x scale

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.