Home / 853,291.91-1,177,546.85-466,112.71

Finding the Fourth Proportional to 853,291.91, 1,177,546.85 and 466,112.71

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Solution

The fourth proportional to 853,291.91, 1,177,546.85 and 466,112.71 is: 643,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,291.91 : 1,177,546.85 = 466,112.71 : x
  2. Step 2: Convert to fraction form
    853,291.91/1,177,546.85 = 466,112.71/x
  3. Step 3: Cross multiply
    853,291.91x = 1,177,546.85 × 466,112.71
  4. Step 4: Simplify right side
    853,291.91x = 548,869,545,187.17
  5. Step 5: Solve for x
    x = 548,869,545,187.17/853,291.91
  6. Step 6: Final answer
    x = 643,237.72

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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.