Home / 492,184.28-738,353.88-172,433.95

Finding the Fourth Proportional to 492,184.28, 738,353.88 and 172,433.95

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Solution

The fourth proportional to 492,184.28, 738,353.88 and 172,433.95 is: 258,678.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,184.28 : 738,353.88 = 172,433.95 : x
  2. Step 2: Convert to fraction form
    492,184.28/738,353.88 = 172,433.95/x
  3. Step 3: Cross multiply
    492,184.28x = 738,353.88 × 172,433.95
  4. Step 4: Simplify right side
    492,184.28x = 127,317,274,180.34
  5. Step 5: Solve for x
    x = 127,317,274,180.34/492,184.28
  6. Step 6: Final answer
    x = 258,678.06

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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.