Home / 1,005,939.40-1,508,909.10-332,124.70

Finding the Fourth Proportional to 1,005,939.40, 1,508,909.10 and 332,124.70

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Solution

The fourth proportional to 1,005,939.40, 1,508,909.10 and 332,124.70 is: 498,187.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,939.40 : 1,508,909.10 = 332,124.70 : x
  2. Step 2: Convert to fraction form
    1,005,939.40/1,508,909.10 = 332,124.70/x
  3. Step 3: Cross multiply
    1,005,939.40x = 1,508,909.10 × 332,124.70
  4. Step 4: Simplify right side
    1,005,939.40x = 501,145,982,164.77
  5. Step 5: Solve for x
    x = 501,145,982,164.77/1,005,939.40
  6. Step 6: Final answer
    x = 498,187.05

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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.