Home / 721,468.46-1,082,350.28-248,092.34

Finding the Fourth Proportional to 721,468.46, 1,082,350.28 and 248,092.34

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Solution

The fourth proportional to 721,468.46, 1,082,350.28 and 248,092.34 is: 372,189.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    721,468.46 : 1,082,350.28 = 248,092.34 : x
  2. Step 2: Convert to fraction form
    721,468.46/1,082,350.28 = 248,092.34/x
  3. Step 3: Cross multiply
    721,468.46x = 1,082,350.28 × 248,092.34
  4. Step 4: Simplify right side
    721,468.46x = 268,522,808,873.34
  5. Step 5: Solve for x
    x = 268,522,808,873.34/721,468.46
  6. Step 6: Final answer
    x = 372,189.26

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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.