Home / 974,383.14-1,343,981.54-635,310.66

Finding the Fourth Proportional to 974,383.14, 1,343,981.54 and 635,310.66

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Solution

The fourth proportional to 974,383.14, 1,343,981.54 and 635,310.66 is: 876,293.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    974,383.14 : 1,343,981.54 = 635,310.66 : x
  2. Step 2: Convert to fraction form
    974,383.14/1,343,981.54 = 635,310.66/x
  3. Step 3: Cross multiply
    974,383.14x = 1,343,981.54 × 635,310.66
  4. Step 4: Simplify right side
    974,383.14x = 853,845,796,028.66
  5. Step 5: Solve for x
    x = 853,845,796,028.66/974,383.14
  6. Step 6: Final answer
    x = 876,293.69

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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.