Home / 817,672.20-1,226,508.30-565,729.80

Finding the Fourth Proportional to 817,672.20, 1,226,508.30 and 565,729.80

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Solution

The fourth proportional to 817,672.20, 1,226,508.30 and 565,729.80 is: 848,594.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    817,672.20 : 1,226,508.30 = 565,729.80 : x
  2. Step 2: Convert to fraction form
    817,672.20/1,226,508.30 = 565,729.80/x
  3. Step 3: Cross multiply
    817,672.20x = 1,226,508.30 × 565,729.80
  4. Step 4: Simplify right side
    817,672.20x = 693,872,295,257.34
  5. Step 5: Solve for x
    x = 693,872,295,257.34/817,672.20
  6. Step 6: Final answer
    x = 848,594.70

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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.