Home / 492,176.20-738,225.90-192,598.60

Finding the Fourth Proportional to 492,176.20, 738,225.90 and 192,598.60

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Solution

The fourth proportional to 492,176.20, 738,225.90 and 192,598.60 is: 288,882.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,176.20 : 738,225.90 = 192,598.60 : x
  2. Step 2: Convert to fraction form
    492,176.20/738,225.90 = 192,598.60/x
  3. Step 3: Cross multiply
    492,176.20x = 738,225.90 × 192,598.60
  4. Step 4: Simplify right side
    492,176.20x = 142,181,274,823.74
  5. Step 5: Solve for x
    x = 142,181,274,823.74/492,176.20
  6. Step 6: Final answer
    x = 288,882.87

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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.