Home / 852,281.60-1,278,422.40-796,985.60

Finding the Fourth Proportional to 852,281.60, 1,278,422.40 and 796,985.60

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Solution

The fourth proportional to 852,281.60, 1,278,422.40 and 796,985.60 is: 1,195,478.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,281.60 : 1,278,422.40 = 796,985.60 : x
  2. Step 2: Convert to fraction form
    852,281.60/1,278,422.40 = 796,985.60/x
  3. Step 3: Cross multiply
    852,281.60x = 1,278,422.40 × 796,985.60
  4. Step 4: Simplify right side
    852,281.60x = 1,018,884,243,517.44
  5. Step 5: Solve for x
    x = 1,018,884,243,517.44/852,281.60
  6. Step 6: Final answer
    x = 1,195,478.40

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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.