Home / 784,508.88-1,176,763.32-548,312.88

Finding the Fourth Proportional to 784,508.88, 1,176,763.32 and 548,312.88

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Solution

The fourth proportional to 784,508.88, 1,176,763.32 and 548,312.88 is: 822,469.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,508.88 : 1,176,763.32 = 548,312.88 : x
  2. Step 2: Convert to fraction form
    784,508.88/1,176,763.32 = 548,312.88/x
  3. Step 3: Cross multiply
    784,508.88x = 1,176,763.32 × 548,312.88
  4. Step 4: Simplify right side
    784,508.88x = 645,234,485,067.56
  5. Step 5: Solve for x
    x = 645,234,485,067.56/784,508.88
  6. Step 6: Final answer
    x = 822,469.32

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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.