Home / 996,423.20-1,493,614.20-490,205.60

Finding the Fourth Proportional to 996,423.20, 1,493,614.20 and 490,205.60

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Solution

The fourth proportional to 996,423.20, 1,493,614.20 and 490,205.60 is: 734,806.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,423.20 : 1,493,614.20 = 490,205.60 : x
  2. Step 2: Convert to fraction form
    996,423.20/1,493,614.20 = 490,205.60/x
  3. Step 3: Cross multiply
    996,423.20x = 1,493,614.20 × 490,205.60
  4. Step 4: Simplify right side
    996,423.20x = 732,178,045,079.52
  5. Step 5: Solve for x
    x = 732,178,045,079.52/996,423.20
  6. Step 6: Final answer
    x = 734,806.30

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Double scale
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Similar ratio
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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.