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Finding the Fourth Proportional to 541,749.38, 747,738.54 and 360,468.92

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Solution

The fourth proportional to 541,749.38, 747,738.54 and 360,468.92 is: 497,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,749.38 : 747,738.54 = 360,468.92 : x
  2. Step 2: Convert to fraction form
    541,749.38/747,738.54 = 360,468.92/x
  3. Step 3: Cross multiply
    541,749.38x = 747,738.54 × 360,468.92
  4. Step 4: Simplify right side
    541,749.38x = 269,536,503,956.18
  5. Step 5: Solve for x
    x = 269,536,503,956.18/541,749.38
  6. Step 6: Final answer
    x = 497,529.88

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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.