Home / 847,046.97-1,168,926.75-465,098.31

Finding the Fourth Proportional to 847,046.97, 1,168,926.75 and 465,098.31

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Solution

The fourth proportional to 847,046.97, 1,168,926.75 and 465,098.31 is: 641,836.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,046.97 : 1,168,926.75 = 465,098.31 : x
  2. Step 2: Convert to fraction form
    847,046.97/1,168,926.75 = 465,098.31/x
  3. Step 3: Cross multiply
    847,046.97x = 1,168,926.75 × 465,098.31
  4. Step 4: Simplify right side
    847,046.97x = 543,665,855,938.79
  5. Step 5: Solve for x
    x = 543,665,855,938.79/847,046.97
  6. Step 6: Final answer
    x = 641,836.73

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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.