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Finding the Fourth Proportional to 567,387.61, 851,205.96 and 168,059.63

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Solution

The fourth proportional to 567,387.61, 851,205.96 and 168,059.63 is: 252,126.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,387.61 : 851,205.96 = 168,059.63 : x
  2. Step 2: Convert to fraction form
    567,387.61/851,205.96 = 168,059.63/x
  3. Step 3: Cross multiply
    567,387.61x = 851,205.96 × 168,059.63
  4. Step 4: Simplify right side
    567,387.61x = 143,053,360,819.41
  5. Step 5: Solve for x
    x = 143,053,360,819.41/567,387.61
  6. Step 6: Final answer
    x = 252,126.34

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1.5x scale

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.