Home / 492,215.20-738,104.10-192,596.20

Finding the Fourth Proportional to 492,215.20, 738,104.10 and 192,596.20

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Solution

The fourth proportional to 492,215.20, 738,104.10 and 192,596.20 is: 288,808.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,215.20 : 738,104.10 = 192,596.20 : x
  2. Step 2: Convert to fraction form
    492,215.20/738,104.10 = 192,596.20/x
  3. Step 3: Cross multiply
    492,215.20x = 738,104.10 × 192,596.20
  4. Step 4: Simplify right side
    492,215.20x = 142,156,044,864.42
  5. Step 5: Solve for x
    x = 142,156,044,864.42/492,215.20
  6. Step 6: Final answer
    x = 288,808.73

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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.