Home / 832,144.35-1,148,391.77-487,932.42

Finding the Fourth Proportional to 832,144.35, 1,148,391.77 and 487,932.42

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Solution

The fourth proportional to 832,144.35, 1,148,391.77 and 487,932.42 is: 673,365.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,144.35 : 1,148,391.77 = 487,932.42 : x
  2. Step 2: Convert to fraction form
    832,144.35/1,148,391.77 = 487,932.42/x
  3. Step 3: Cross multiply
    832,144.35x = 1,148,391.77 × 487,932.42
  4. Step 4: Simplify right side
    832,144.35x = 560,337,573,004.52
  5. Step 5: Solve for x
    x = 560,337,573,004.52/832,144.35
  6. Step 6: Final answer
    x = 673,365.83

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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.