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Finding the Fourth Proportional to 458,194.92, 632,312.36 and 254,246.64

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Solution

The fourth proportional to 458,194.92, 632,312.36 and 254,246.64 is: 350,862.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,194.92 : 632,312.36 = 254,246.64 : x
  2. Step 2: Convert to fraction form
    458,194.92/632,312.36 = 254,246.64/x
  3. Step 3: Cross multiply
    458,194.92x = 632,312.36 × 254,246.64
  4. Step 4: Simplify right side
    458,194.92x = 160,763,292,960.47
  5. Step 5: Solve for x
    x = 160,763,292,960.47/458,194.92
  6. Step 6: Final answer
    x = 350,862.23

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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.