Home / 741,844.71-1,023,733.62-419,542.74

Finding the Fourth Proportional to 741,844.71, 1,023,733.62 and 419,542.74

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Solution

The fourth proportional to 741,844.71, 1,023,733.62 and 419,542.74 is: 578,962.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,844.71 : 1,023,733.62 = 419,542.74 : x
  2. Step 2: Convert to fraction form
    741,844.71/1,023,733.62 = 419,542.74/x
  3. Step 3: Cross multiply
    741,844.71x = 1,023,733.62 × 419,542.74
  4. Step 4: Simplify right side
    741,844.71x = 429,500,007,964.92
  5. Step 5: Solve for x
    x = 429,500,007,964.92/741,844.71
  6. Step 6: Final answer
    x = 578,962.15

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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.