Home / 337,909.56-507,005.28-148,271.96

Finding the Fourth Proportional to 337,909.56, 507,005.28 and 148,271.96

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Solution

The fourth proportional to 337,909.56, 507,005.28 and 148,271.96 is: 222,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,909.56 : 507,005.28 = 148,271.96 : x
  2. Step 2: Convert to fraction form
    337,909.56/507,005.28 = 148,271.96/x
  3. Step 3: Cross multiply
    337,909.56x = 507,005.28 × 148,271.96
  4. Step 4: Simplify right side
    337,909.56x = 75,174,664,060.92
  5. Step 5: Solve for x
    x = 75,174,664,060.92/337,909.56
  6. Step 6: Final answer
    x = 222,469.78

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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.