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Finding the Fourth Proportional to 458,125.70, 632,192.04 and 254,174.45

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Solution

The fourth proportional to 458,125.70, 632,192.04 and 254,174.45 is: 350,748.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,125.70 : 632,192.04 = 254,174.45 : x
  2. Step 2: Convert to fraction form
    458,125.70/632,192.04 = 254,174.45/x
  3. Step 3: Cross multiply
    458,125.70x = 632,192.04 × 254,174.45
  4. Step 4: Simplify right side
    458,125.70x = 160,687,060,900.42
  5. Step 5: Solve for x
    x = 160,687,060,900.42/458,125.70
  6. Step 6: Final answer
    x = 350,748.85

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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.