Home / 609,461.22-914,432.40-188,769.90

Finding the Fourth Proportional to 609,461.22, 914,432.40 and 188,769.90

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Solution

The fourth proportional to 609,461.22, 914,432.40 and 188,769.90 is: 283,229.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,461.22 : 914,432.40 = 188,769.90 : x
  2. Step 2: Convert to fraction form
    609,461.22/914,432.40 = 188,769.90/x
  3. Step 3: Cross multiply
    609,461.22x = 914,432.40 × 188,769.90
  4. Step 4: Simplify right side
    609,461.22x = 172,617,312,704.76
  5. Step 5: Solve for x
    x = 172,617,312,704.76/609,461.22
  6. Step 6: Final answer
    x = 283,229.36

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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.