Home / 441,937.28-662,810.40-126,309.44

Finding the Fourth Proportional to 441,937.28, 662,810.40 and 126,309.44

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Solution

The fourth proportional to 441,937.28, 662,810.40 and 126,309.44 is: 189,436.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,937.28 : 662,810.40 = 126,309.44 : x
  2. Step 2: Convert to fraction form
    441,937.28/662,810.40 = 126,309.44/x
  3. Step 3: Cross multiply
    441,937.28x = 662,810.40 × 126,309.44
  4. Step 4: Simplify right side
    441,937.28x = 83,719,210,450.18
  5. Step 5: Solve for x
    x = 83,719,210,450.18/441,937.28
  6. Step 6: Final answer
    x = 189,436.86

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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.