Home / 844,121.17-1,164,886.68-462,147.85

Finding the Fourth Proportional to 844,121.17, 1,164,886.68 and 462,147.85

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Solution

The fourth proportional to 844,121.17, 1,164,886.68 and 462,147.85 is: 637,763.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,121.17 : 1,164,886.68 = 462,147.85 : x
  2. Step 2: Convert to fraction form
    844,121.17/1,164,886.68 = 462,147.85/x
  3. Step 3: Cross multiply
    844,121.17x = 1,164,886.68 × 462,147.85
  4. Step 4: Simplify right side
    844,121.17x = 538,349,874,655.64
  5. Step 5: Solve for x
    x = 538,349,874,655.64/844,121.17
  6. Step 6: Final answer
    x = 637,763.74

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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.