Home / 957,078.80-1,435,618.20-868,505.30

Finding the Fourth Proportional to 957,078.80, 1,435,618.20 and 868,505.30

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Solution

The fourth proportional to 957,078.80, 1,435,618.20 and 868,505.30 is: 1,302,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,078.80 : 1,435,618.20 = 868,505.30 : x
  2. Step 2: Convert to fraction form
    957,078.80/1,435,618.20 = 868,505.30/x
  3. Step 3: Cross multiply
    957,078.80x = 1,435,618.20 × 868,505.30
  4. Step 4: Simplify right side
    957,078.80x = 1,246,842,015,476.46
  5. Step 5: Solve for x
    x = 1,246,842,015,476.46/957,078.80
  6. Step 6: Final answer
    x = 1,302,757.95

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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.