Home / 832,174.38-1,148,433.18-487,962.42

Finding the Fourth Proportional to 832,174.38, 1,148,433.18 and 487,962.42

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Solution

The fourth proportional to 832,174.38, 1,148,433.18 and 487,962.42 is: 673,407.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,174.38 : 1,148,433.18 = 487,962.42 : x
  2. Step 2: Convert to fraction form
    832,174.38/1,148,433.18 = 487,962.42/x
  3. Step 3: Cross multiply
    832,174.38x = 1,148,433.18 × 487,962.42
  4. Step 4: Simplify right side
    832,174.38x = 560,392,233,721.10
  5. Step 5: Solve for x
    x = 560,392,233,721.10/832,174.38
  6. Step 6: Final answer
    x = 673,407.22

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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.