Home / 417,723.72-576,459.18-226,737.04

Finding the Fourth Proportional to 417,723.72, 576,459.18 and 226,737.04

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Solution

The fourth proportional to 417,723.72, 576,459.18 and 226,737.04 is: 312,897.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,723.72 : 576,459.18 = 226,737.04 : x
  2. Step 2: Convert to fraction form
    417,723.72/576,459.18 = 226,737.04/x
  3. Step 3: Cross multiply
    417,723.72x = 576,459.18 × 226,737.04
  4. Step 4: Simplify right side
    417,723.72x = 130,704,648,154.03
  5. Step 5: Solve for x
    x = 130,704,648,154.03/417,723.72
  6. Step 6: Final answer
    x = 312,897.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.