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Finding the Fourth Proportional to 542,080.08, 748,140.84 and 327,341.52

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Solution

The fourth proportional to 542,080.08, 748,140.84 and 327,341.52 is: 451,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,080.08 : 748,140.84 = 327,341.52 : x
  2. Step 2: Convert to fraction form
    542,080.08/748,140.84 = 327,341.52/x
  3. Step 3: Cross multiply
    542,080.08x = 748,140.84 × 327,341.52
  4. Step 4: Simplify right side
    542,080.08x = 244,897,559,739.68
  5. Step 5: Solve for x
    x = 244,897,559,739.68/542,080.08
  6. Step 6: Final answer
    x = 451,773.77

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1.5x scale

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.