Home / 655,249.30-904,523.03-440,513.92

Finding the Fourth Proportional to 655,249.30, 904,523.03 and 440,513.92

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Solution

The fourth proportional to 655,249.30, 904,523.03 and 440,513.92 is: 608,096.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,249.30 : 904,523.03 = 440,513.92 : x
  2. Step 2: Convert to fraction form
    655,249.30/904,523.03 = 440,513.92/x
  3. Step 3: Cross multiply
    655,249.30x = 904,523.03 × 440,513.92
  4. Step 4: Simplify right side
    655,249.30x = 398,454,983,473.01
  5. Step 5: Solve for x
    x = 398,454,983,473.01/655,249.30
  6. Step 6: Final answer
    x = 608,096.77

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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.