Home / 746,337.40-1,119,651.90-296,981.80

Finding the Fourth Proportional to 746,337.40, 1,119,651.90 and 296,981.80

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Solution

The fourth proportional to 746,337.40, 1,119,651.90 and 296,981.80 is: 445,530.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,337.40 : 1,119,651.90 = 296,981.80 : x
  2. Step 2: Convert to fraction form
    746,337.40/1,119,651.90 = 296,981.80/x
  3. Step 3: Cross multiply
    746,337.40x = 1,119,651.90 × 296,981.80
  4. Step 4: Simplify right side
    746,337.40x = 332,516,236,635.42
  5. Step 5: Solve for x
    x = 332,516,236,635.42/746,337.40
  6. Step 6: Final answer
    x = 445,530.72

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Double scale
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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.