Home / 867,720.32-1,196,836.80-796,330.88

Finding the Fourth Proportional to 867,720.32, 1,196,836.80 and 796,330.88

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Solution

The fourth proportional to 867,720.32, 1,196,836.80 and 796,330.88 is: 1,098,370.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,720.32 : 1,196,836.80 = 796,330.88 : x
  2. Step 2: Convert to fraction form
    867,720.32/1,196,836.80 = 796,330.88/x
  3. Step 3: Cross multiply
    867,720.32x = 1,196,836.80 × 796,330.88
  4. Step 4: Simplify right side
    867,720.32x = 953,078,102,160.38
  5. Step 5: Solve for x
    x = 953,078,102,160.38/867,720.32
  6. Step 6: Final answer
    x = 1,098,370.15

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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.