Home / 996,366.60-1,494,549.90-397,420.20

Finding the Fourth Proportional to 996,366.60, 1,494,549.90 and 397,420.20

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Solution

The fourth proportional to 996,366.60, 1,494,549.90 and 397,420.20 is: 596,130.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,366.60 : 1,494,549.90 = 397,420.20 : x
  2. Step 2: Convert to fraction form
    996,366.60/1,494,549.90 = 397,420.20/x
  3. Step 3: Cross multiply
    996,366.60x = 1,494,549.90 × 397,420.20
  4. Step 4: Simplify right side
    996,366.60x = 593,964,320,167.98
  5. Step 5: Solve for x
    x = 593,964,320,167.98/996,366.60
  6. Step 6: Final answer
    x = 596,130.30

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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.