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Finding the Fourth Proportional to 542,002.70, 811,448.85 and 332,050.70

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Solution

The fourth proportional to 542,002.70, 811,448.85 and 332,050.70 is: 497,123.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,002.70 : 811,448.85 = 332,050.70 : x
  2. Step 2: Convert to fraction form
    542,002.70/811,448.85 = 332,050.70/x
  3. Step 3: Cross multiply
    542,002.70x = 811,448.85 × 332,050.70
  4. Step 4: Simplify right side
    542,002.70x = 269,442,158,656.70
  5. Step 5: Solve for x
    x = 269,442,158,656.70/542,002.70
  6. Step 6: Final answer
    x = 497,123.28

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1.5x scale

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.