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Finding the Fourth Proportional to 534,672, 801,993.60 and 179,713.92

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Solution

The fourth proportional to 534,672, 801,993.60 and 179,713.92 is: 269,566.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,672 : 801,993.60 = 179,713.92 : x
  2. Step 2: Convert to fraction form
    534,672/801,993.60 = 179,713.92/x
  3. Step 3: Cross multiply
    534,672x = 801,993.60 × 179,713.92
  4. Step 4: Simplify right side
    534,672x = 144,129,413,670.91
  5. Step 5: Solve for x
    x = 144,129,413,670.91/534,672
  6. Step 6: Final answer
    x = 269,566.04

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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.