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Finding the Fourth Proportional to 499,553.70, 749,337.66 and 162,596.13

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Solution

The fourth proportional to 499,553.70, 749,337.66 and 162,596.13 is: 243,896.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,553.70 : 749,337.66 = 162,596.13 : x
  2. Step 2: Convert to fraction form
    499,553.70/749,337.66 = 162,596.13/x
  3. Step 3: Cross multiply
    499,553.70x = 749,337.66 × 162,596.13
  4. Step 4: Simplify right side
    499,553.70x = 121,839,403,579.26
  5. Step 5: Solve for x
    x = 121,839,403,579.26/499,553.70
  6. Step 6: Final answer
    x = 243,896.51

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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.