Home / 664,380.20-996,570.30-464,925.80

Finding the Fourth Proportional to 664,380.20, 996,570.30 and 464,925.80

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Solution

The fourth proportional to 664,380.20, 996,570.30 and 464,925.80 is: 697,388.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,380.20 : 996,570.30 = 464,925.80 : x
  2. Step 2: Convert to fraction form
    664,380.20/996,570.30 = 464,925.80/x
  3. Step 3: Cross multiply
    664,380.20x = 996,570.30 × 464,925.80
  4. Step 4: Simplify right side
    664,380.20x = 463,331,243,983.74
  5. Step 5: Solve for x
    x = 463,331,243,983.74/664,380.20
  6. Step 6: Final answer
    x = 697,388.70

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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.