Home / 712,825.56-1,069,149.09-233,013.15

Finding the Fourth Proportional to 712,825.56, 1,069,149.09 and 233,013.15

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Solution

The fourth proportional to 712,825.56, 1,069,149.09 and 233,013.15 is: 349,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,825.56 : 1,069,149.09 = 233,013.15 : x
  2. Step 2: Convert to fraction form
    712,825.56/1,069,149.09 = 233,013.15/x
  3. Step 3: Cross multiply
    712,825.56x = 1,069,149.09 × 233,013.15
  4. Step 4: Simplify right side
    712,825.56x = 249,125,797,280.53
  5. Step 5: Solve for x
    x = 249,125,797,280.53/712,825.56
  6. Step 6: Final answer
    x = 349,490.55

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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.