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Finding the Fourth Proportional to 458,305.32, 632,287.76 and 337,734.19

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Solution

The fourth proportional to 458,305.32, 632,287.76 and 337,734.19 is: 465,945.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,305.32 : 632,287.76 = 337,734.19 : x
  2. Step 2: Convert to fraction form
    458,305.32/632,287.76 = 337,734.19/x
  3. Step 3: Cross multiply
    458,305.32x = 632,287.76 × 337,734.19
  4. Step 4: Simplify right side
    458,305.32x = 213,545,193,572.20
  5. Step 5: Solve for x
    x = 213,545,193,572.20/458,305.32
  6. Step 6: Final answer
    x = 465,945.26

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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.