Home / 981,246.84-1,471,870.26-307,333.73

Finding the Fourth Proportional to 981,246.84, 1,471,870.26 and 307,333.73

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Solution

The fourth proportional to 981,246.84, 1,471,870.26 and 307,333.73 is: 461,000.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,246.84 : 1,471,870.26 = 307,333.73 : x
  2. Step 2: Convert to fraction form
    981,246.84/1,471,870.26 = 307,333.73/x
  3. Step 3: Cross multiply
    981,246.84x = 1,471,870.26 × 307,333.73
  4. Step 4: Simplify right side
    981,246.84x = 452,355,369,722.52
  5. Step 5: Solve for x
    x = 452,355,369,722.52/981,246.84
  6. Step 6: Final answer
    x = 461,000.59

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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.