Home / 997,025.20-1,494,517.20-490,807.60

Finding the Fourth Proportional to 997,025.20, 1,494,517.20 and 490,807.60

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Solution

The fourth proportional to 997,025.20, 1,494,517.20 and 490,807.60 is: 735,708.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,025.20 : 1,494,517.20 = 490,807.60 : x
  2. Step 2: Convert to fraction form
    997,025.20/1,494,517.20 = 490,807.60/x
  3. Step 3: Cross multiply
    997,025.20x = 1,494,517.20 × 490,807.60
  4. Step 4: Simplify right side
    997,025.20x = 733,520,400,090.72
  5. Step 5: Solve for x
    x = 733,520,400,090.72/997,025.20
  6. Step 6: Final answer
    x = 735,708.99

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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.