Home / 852,330.74-1,176,223.30-465,149.22

Finding the Fourth Proportional to 852,330.74, 1,176,223.30 and 465,149.22

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Solution

The fourth proportional to 852,330.74, 1,176,223.30 and 465,149.22 is: 641,909.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,330.74 : 1,176,223.30 = 465,149.22 : x
  2. Step 2: Convert to fraction form
    852,330.74/1,176,223.30 = 465,149.22/x
  3. Step 3: Cross multiply
    852,330.74x = 1,176,223.30 × 465,149.22
  4. Step 4: Simplify right side
    852,330.74x = 547,119,350,540.83
  5. Step 5: Solve for x
    x = 547,119,350,540.83/852,330.74
  6. Step 6: Final answer
    x = 641,909.68

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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.