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Finding the Fourth Proportional to 567,480.52, 851,415.18 and 193,765.96

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Solution

The fourth proportional to 567,480.52, 851,415.18 and 193,765.96 is: 290,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,480.52 : 851,415.18 = 193,765.96 : x
  2. Step 2: Convert to fraction form
    567,480.52/851,415.18 = 193,765.96/x
  3. Step 3: Cross multiply
    567,480.52x = 851,415.18 × 193,765.96
  4. Step 4: Simplify right side
    567,480.52x = 164,975,279,711.27
  5. Step 5: Solve for x
    x = 164,975,279,711.27/567,480.52
  6. Step 6: Final answer
    x = 290,715.32

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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.