Home / 810,694.27-1,118,869.28-466,523.11

Finding the Fourth Proportional to 810,694.27, 1,118,869.28 and 466,523.11

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Solution

The fourth proportional to 810,694.27, 1,118,869.28 and 466,523.11 is: 643,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,694.27 : 1,118,869.28 = 466,523.11 : x
  2. Step 2: Convert to fraction form
    810,694.27/1,118,869.28 = 466,523.11/x
  3. Step 3: Cross multiply
    810,694.27x = 1,118,869.28 × 466,523.11
  4. Step 4: Simplify right side
    810,694.27x = 521,978,376,189.06
  5. Step 5: Solve for x
    x = 521,978,376,189.06/810,694.27
  6. Step 6: Final answer
    x = 643,865.88

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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.