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Finding the Fourth Proportional to 367,305.60, 549,921.60 and 356,937.60

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Solution

The fourth proportional to 367,305.60, 549,921.60 and 356,937.60 is: 534,398.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,305.60 : 549,921.60 = 356,937.60 : x
  2. Step 2: Convert to fraction form
    367,305.60/549,921.60 = 356,937.60/x
  3. Step 3: Cross multiply
    367,305.60x = 549,921.60 × 356,937.60
  4. Step 4: Simplify right side
    367,305.60x = 196,287,696,092.16
  5. Step 5: Solve for x
    x = 196,287,696,092.16/367,305.60
  6. Step 6: Final answer
    x = 534,398.87

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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.