Home / 869,087.90-1,302,076.65-735,340.70

Finding the Fourth Proportional to 869,087.90, 1,302,076.65 and 735,340.70

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Solution

The fourth proportional to 869,087.90, 1,302,076.65 and 735,340.70 is: 1,101,695.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,087.90 : 1,302,076.65 = 735,340.70 : x
  2. Step 2: Convert to fraction form
    869,087.90/1,302,076.65 = 735,340.70/x
  3. Step 3: Cross multiply
    869,087.90x = 1,302,076.65 × 735,340.70
  4. Step 4: Simplify right side
    869,087.90x = 957,469,955,264.66
  5. Step 5: Solve for x
    x = 957,469,955,264.66/869,087.90
  6. Step 6: Final answer
    x = 1,101,695.19

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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.