Home / 323,986.23-447,102.59-180,754.34

Finding the Fourth Proportional to 323,986.23, 447,102.59 and 180,754.34

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Solution

The fourth proportional to 323,986.23, 447,102.59 and 180,754.34 is: 249,441.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,986.23 : 447,102.59 = 180,754.34 : x
  2. Step 2: Convert to fraction form
    323,986.23/447,102.59 = 180,754.34/x
  3. Step 3: Cross multiply
    323,986.23x = 447,102.59 × 180,754.34
  4. Step 4: Simplify right side
    323,986.23x = 80,815,730,428.46
  5. Step 5: Solve for x
    x = 80,815,730,428.46/323,986.23
  6. Step 6: Final answer
    x = 249,441.87

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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.