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Finding the Fourth Proportional to 603,359.92, 832,613.88 and 335,105.20

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Solution

The fourth proportional to 603,359.92, 832,613.88 and 335,105.20 is: 462,432.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,359.92 : 832,613.88 = 335,105.20 : x
  2. Step 2: Convert to fraction form
    603,359.92/832,613.88 = 335,105.20/x
  3. Step 3: Cross multiply
    603,359.92x = 832,613.88 × 335,105.20
  4. Step 4: Simplify right side
    603,359.92x = 279,013,240,780.18
  5. Step 5: Solve for x
    x = 279,013,240,780.18/603,359.92
  6. Step 6: Final answer
    x = 462,432.51

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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.