Home / 323,962.88-447,069.38-180,732.20

Finding the Fourth Proportional to 323,962.88, 447,069.38 and 180,732.20

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Solution

The fourth proportional to 323,962.88, 447,069.38 and 180,732.20 is: 249,410.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,962.88 : 447,069.38 = 180,732.20 : x
  2. Step 2: Convert to fraction form
    323,962.88/447,069.38 = 180,732.20/x
  3. Step 3: Cross multiply
    323,962.88x = 447,069.38 × 180,732.20
  4. Step 4: Simplify right side
    323,962.88x = 80,799,829,461.03
  5. Step 5: Solve for x
    x = 80,799,829,461.03/323,962.88
  6. Step 6: Final answer
    x = 249,410.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.