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Finding the Fourth Proportional to 603,359.28, 832,608.90 and 361,775.16

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Solution

The fourth proportional to 603,359.28, 832,608.90 and 361,775.16 is: 499,233.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,359.28 : 832,608.90 = 361,775.16 : x
  2. Step 2: Convert to fraction form
    603,359.28/832,608.90 = 361,775.16/x
  3. Step 3: Cross multiply
    603,359.28x = 832,608.90 × 361,775.16
  4. Step 4: Simplify right side
    603,359.28x = 301,217,218,014.92
  5. Step 5: Solve for x
    x = 301,217,218,014.92/603,359.28
  6. Step 6: Final answer
    x = 499,233.59

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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.