Home / 765,638.28-1,148,504.76-233,198.52

Finding the Fourth Proportional to 765,638.28, 1,148,504.76 and 233,198.52

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Solution

The fourth proportional to 765,638.28, 1,148,504.76 and 233,198.52 is: 349,812.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,638.28 : 1,148,504.76 = 233,198.52 : x
  2. Step 2: Convert to fraction form
    765,638.28/1,148,504.76 = 233,198.52/x
  3. Step 3: Cross multiply
    765,638.28x = 1,148,504.76 × 233,198.52
  4. Step 4: Simplify right side
    765,638.28x = 267,829,610,244.96
  5. Step 5: Solve for x
    x = 267,829,610,244.96/765,638.28
  6. Step 6: Final answer
    x = 349,812.20

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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.