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Finding the Fourth Proportional to 488,167.26, 673,672.47 and 273,307.74

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Solution

The fourth proportional to 488,167.26, 673,672.47 and 273,307.74 is: 377,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,167.26 : 673,672.47 = 273,307.74 : x
  2. Step 2: Convert to fraction form
    488,167.26/673,672.47 = 273,307.74/x
  3. Step 3: Cross multiply
    488,167.26x = 673,672.47 × 273,307.74
  4. Step 4: Simplify right side
    488,167.26x = 184,119,900,275.92
  5. Step 5: Solve for x
    x = 184,119,900,275.92/488,167.26
  6. Step 6: Final answer
    x = 377,165.61

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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.