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Finding the Fourth Proportional to 567,355.20, 851,133.42 and 188,298.60

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Solution

The fourth proportional to 567,355.20, 851,133.42 and 188,298.60 is: 282,481.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,355.20 : 851,133.42 = 188,298.60 : x
  2. Step 2: Convert to fraction form
    567,355.20/851,133.42 = 188,298.60/x
  3. Step 3: Cross multiply
    567,355.20x = 851,133.42 × 188,298.60
  4. Step 4: Simplify right side
    567,355.20x = 160,267,231,399.21
  5. Step 5: Solve for x
    x = 160,267,231,399.21/567,355.20
  6. Step 6: Final answer
    x = 282,481.29

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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.