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Finding the Fourth Proportional to 659,503.82, 988,169.07 and 604,350.42

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Solution

The fourth proportional to 659,503.82, 988,169.07 and 604,350.42 is: 905,529.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,503.82 : 988,169.07 = 604,350.42 : x
  2. Step 2: Convert to fraction form
    659,503.82/988,169.07 = 604,350.42/x
  3. Step 3: Cross multiply
    659,503.82x = 988,169.07 × 604,350.42
  4. Step 4: Simplify right side
    659,503.82x = 597,200,387,646.72
  5. Step 5: Solve for x
    x = 597,200,387,646.72/659,503.82
  6. Step 6: Final answer
    x = 905,529.84

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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.