Home / 609,510.12-914,452.38-272,834.52

Finding the Fourth Proportional to 609,510.12, 914,452.38 and 272,834.52

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Solution

The fourth proportional to 609,510.12, 914,452.38 and 272,834.52 is: 409,335.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,510.12 : 914,452.38 = 272,834.52 : x
  2. Step 2: Convert to fraction form
    609,510.12/914,452.38 = 272,834.52/x
  3. Step 3: Cross multiply
    609,510.12x = 914,452.38 × 272,834.52
  4. Step 4: Simplify right side
    609,510.12x = 249,494,176,160.16
  5. Step 5: Solve for x
    x = 249,494,176,160.16/609,510.12
  6. Step 6: Final answer
    x = 409,335.58

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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.