Home / 887,243.49-1,331,089.56-247,546.88

Finding the Fourth Proportional to 887,243.49, 1,331,089.56 and 247,546.88

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Solution

The fourth proportional to 887,243.49, 1,331,089.56 and 247,546.88 is: 371,382.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,243.49 : 1,331,089.56 = 247,546.88 : x
  2. Step 2: Convert to fraction form
    887,243.49/1,331,089.56 = 247,546.88/x
  3. Step 3: Cross multiply
    887,243.49x = 1,331,089.56 × 247,546.88
  4. Step 4: Simplify right side
    887,243.49x = 329,507,074,098.32
  5. Step 5: Solve for x
    x = 329,507,074,098.32/887,243.49
  6. Step 6: Final answer
    x = 371,382.92

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1.5x scale

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.