Home / 650,791.06-976,816.28-314,068.75

Finding the Fourth Proportional to 650,791.06, 976,816.28 and 314,068.75

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Solution

The fourth proportional to 650,791.06, 976,816.28 and 314,068.75 is: 471,407.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,791.06 : 976,816.28 = 314,068.75 : x
  2. Step 2: Convert to fraction form
    650,791.06/976,816.28 = 314,068.75/x
  3. Step 3: Cross multiply
    650,791.06x = 976,816.28 × 314,068.75
  4. Step 4: Simplify right side
    650,791.06x = 306,787,466,382.38
  5. Step 5: Solve for x
    x = 306,787,466,382.38/650,791.06
  6. Step 6: Final answer
    x = 471,407.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.