Home / 779,304.43-1,167,923.26-400,209.85

Finding the Fourth Proportional to 779,304.43, 1,167,923.26 and 400,209.85

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Solution

The fourth proportional to 779,304.43, 1,167,923.26 and 400,209.85 is: 599,784.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,304.43 : 1,167,923.26 = 400,209.85 : x
  2. Step 2: Convert to fraction form
    779,304.43/1,167,923.26 = 400,209.85/x
  3. Step 3: Cross multiply
    779,304.43x = 1,167,923.26 × 400,209.85
  4. Step 4: Simplify right side
    779,304.43x = 467,414,392,696.11
  5. Step 5: Solve for x
    x = 467,414,392,696.11/779,304.43
  6. Step 6: Final answer
    x = 599,784.08

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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.