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Finding the Fourth Proportional to 567,728.77, 851,596.23 and 168,373

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Solution

The fourth proportional to 567,728.77, 851,596.23 and 168,373 is: 252,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,728.77 : 851,596.23 = 168,373 : x
  2. Step 2: Convert to fraction form
    567,728.77/851,596.23 = 168,373/x
  3. Step 3: Cross multiply
    567,728.77x = 851,596.23 × 168,373
  4. Step 4: Simplify right side
    567,728.77x = 143,385,811,191.93
  5. Step 5: Solve for x
    x = 143,385,811,191.93/567,728.77
  6. Step 6: Final answer
    x = 252,560.41

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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.