Home / 1,123,332.60-1,684,998.90-491,575.80

Finding the Fourth Proportional to 1,123,332.60, 1,684,998.90 and 491,575.80

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Solution

The fourth proportional to 1,123,332.60, 1,684,998.90 and 491,575.80 is: 737,363.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,332.60 : 1,684,998.90 = 491,575.80 : x
  2. Step 2: Convert to fraction form
    1,123,332.60/1,684,998.90 = 491,575.80/x
  3. Step 3: Cross multiply
    1,123,332.60x = 1,684,998.90 × 491,575.80
  4. Step 4: Simplify right side
    1,123,332.60x = 828,304,682,266.62
  5. Step 5: Solve for x
    x = 828,304,682,266.62/1,123,332.60
  6. Step 6: Final answer
    x = 737,363.70

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Half scale
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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.