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Finding the Fourth Proportional to 488,888.60, 675,591.64 and 367,819.52

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Solution

The fourth proportional to 488,888.60, 675,591.64 and 367,819.52 is: 508,287.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,888.60 : 675,591.64 = 367,819.52 : x
  2. Step 2: Convert to fraction form
    488,888.60/675,591.64 = 367,819.52/x
  3. Step 3: Cross multiply
    488,888.60x = 675,591.64 × 367,819.52
  4. Step 4: Simplify right side
    488,888.60x = 248,495,788,443.31
  5. Step 5: Solve for x
    x = 248,495,788,443.31/488,888.60
  6. Step 6: Final answer
    x = 508,287.15

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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.