Home / 1,178,157.62-1,767,337.86-325,229.42

Finding the Fourth Proportional to 1,178,157.62, 1,767,337.86 and 325,229.42

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Solution

The fourth proportional to 1,178,157.62, 1,767,337.86 and 325,229.42 is: 487,872.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,157.62 : 1,767,337.86 = 325,229.42 : x
  2. Step 2: Convert to fraction form
    1,178,157.62/1,767,337.86 = 325,229.42/x
  3. Step 3: Cross multiply
    1,178,157.62x = 1,767,337.86 × 325,229.42
  4. Step 4: Simplify right side
    1,178,157.62x = 574,790,267,151.84
  5. Step 5: Solve for x
    x = 574,790,267,151.84/1,178,157.62
  6. Step 6: Final answer
    x = 487,872.13

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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.