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Finding the Fourth Proportional to 356,340.08, 534,454.40 and 116,452.07

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Solution

The fourth proportional to 356,340.08, 534,454.40 and 116,452.07 is: 174,659.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,340.08 : 534,454.40 = 116,452.07 : x
  2. Step 2: Convert to fraction form
    356,340.08/534,454.40 = 116,452.07/x
  3. Step 3: Cross multiply
    356,340.08x = 534,454.40 × 116,452.07
  4. Step 4: Simplify right side
    356,340.08x = 62,238,321,200.61
  5. Step 5: Solve for x
    x = 62,238,321,200.61/356,340.08
  6. Step 6: Final answer
    x = 174,659.90

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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.