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Finding the Fourth Proportional to 632,030.30, 948,139.98 and 232,640.66

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Solution

The fourth proportional to 632,030.30, 948,139.98 and 232,640.66 is: 348,995.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,030.30 : 948,139.98 = 232,640.66 : x
  2. Step 2: Convert to fraction form
    632,030.30/948,139.98 = 232,640.66/x
  3. Step 3: Cross multiply
    632,030.30x = 948,139.98 × 232,640.66
  4. Step 4: Simplify right side
    632,030.30x = 220,575,905,978.89
  5. Step 5: Solve for x
    x = 220,575,905,978.89/632,030.30
  6. Step 6: Final answer
    x = 348,995.78

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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.