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Finding the Fourth Proportional to 567,498.42, 851,372.17 and 168,170.45

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Solution

The fourth proportional to 567,498.42, 851,372.17 and 168,170.45 is: 252,292.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,498.42 : 851,372.17 = 168,170.45 : x
  2. Step 2: Convert to fraction form
    567,498.42/851,372.17 = 168,170.45/x
  3. Step 3: Cross multiply
    567,498.42x = 851,372.17 × 168,170.45
  4. Step 4: Simplify right side
    567,498.42x = 143,175,636,269.09
  5. Step 5: Solve for x
    x = 143,175,636,269.09/567,498.42
  6. Step 6: Final answer
    x = 252,292.57

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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.