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Finding the Fourth Proportional to 559,507.26, 839,992.53 and 332,217.90

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Solution

The fourth proportional to 559,507.26, 839,992.53 and 332,217.90 is: 498,761.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,507.26 : 839,992.53 = 332,217.90 : x
  2. Step 2: Convert to fraction form
    559,507.26/839,992.53 = 332,217.90/x
  3. Step 3: Cross multiply
    559,507.26x = 839,992.53 × 332,217.90
  4. Step 4: Simplify right side
    559,507.26x = 279,060,554,332.29
  5. Step 5: Solve for x
    x = 279,060,554,332.29/559,507.26
  6. Step 6: Final answer
    x = 498,761.27

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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.