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Finding the Fourth Proportional to 458,224.61, 632,348.64 and 254,306.30

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Solution

The fourth proportional to 458,224.61, 632,348.64 and 254,306.30 is: 350,941.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,224.61 : 632,348.64 = 254,306.30 : x
  2. Step 2: Convert to fraction form
    458,224.61/632,348.64 = 254,306.30/x
  3. Step 3: Cross multiply
    458,224.61x = 632,348.64 × 254,306.30
  4. Step 4: Simplify right side
    458,224.61x = 160,810,239,786.69
  5. Step 5: Solve for x
    x = 160,810,239,786.69/458,224.61
  6. Step 6: Final answer
    x = 350,941.96

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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.