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Finding the Fourth Proportional to 632,220.30, 948,002.40 and 232,655.40

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Solution

The fourth proportional to 632,220.30, 948,002.40 and 232,655.40 is: 348,862.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,220.30 : 948,002.40 = 232,655.40 : x
  2. Step 2: Convert to fraction form
    632,220.30/948,002.40 = 232,655.40/x
  3. Step 3: Cross multiply
    632,220.30x = 948,002.40 × 232,655.40
  4. Step 4: Simplify right side
    632,220.30x = 220,557,877,572.96
  5. Step 5: Solve for x
    x = 220,557,877,572.96/632,220.30
  6. Step 6: Final answer
    x = 348,862.38

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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.