Home / 847,793.17-1,169,954.30-465,844.55

Finding the Fourth Proportional to 847,793.17, 1,169,954.30 and 465,844.55

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Solution

The fourth proportional to 847,793.17, 1,169,954.30 and 465,844.55 is: 642,865.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,793.17 : 1,169,954.30 = 465,844.55 : x
  2. Step 2: Convert to fraction form
    847,793.17/1,169,954.30 = 465,844.55/x
  3. Step 3: Cross multiply
    847,793.17x = 1,169,954.30 × 465,844.55
  4. Step 4: Simplify right side
    847,793.17x = 545,016,834,404.07
  5. Step 5: Solve for x
    x = 545,016,834,404.07/847,793.17
  6. Step 6: Final answer
    x = 642,865.33

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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.