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Finding the Fourth Proportional to 488,337.96, 673,934.37 and 273,476.13

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Solution

The fourth proportional to 488,337.96, 673,934.37 and 273,476.13 is: 377,412.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,337.96 : 673,934.37 = 273,476.13 : x
  2. Step 2: Convert to fraction form
    488,337.96/673,934.37 = 273,476.13/x
  3. Step 3: Cross multiply
    488,337.96x = 673,934.37 × 273,476.13
  4. Step 4: Simplify right side
    488,337.96x = 184,304,963,381.59
  5. Step 5: Solve for x
    x = 184,304,963,381.59/488,337.96
  6. Step 6: Final answer
    x = 377,412.73

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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.