Home / 1,005,991.40-1,508,987.10-332,176.70

Finding the Fourth Proportional to 1,005,991.40, 1,508,987.10 and 332,176.70

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Solution

The fourth proportional to 1,005,991.40, 1,508,987.10 and 332,176.70 is: 498,265.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,991.40 : 1,508,987.10 = 332,176.70 : x
  2. Step 2: Convert to fraction form
    1,005,991.40/1,508,987.10 = 332,176.70/x
  3. Step 3: Cross multiply
    1,005,991.40x = 1,508,987.10 × 332,176.70
  4. Step 4: Simplify right side
    1,005,991.40x = 501,250,355,220.57
  5. Step 5: Solve for x
    x = 501,250,355,220.57/1,005,991.40
  6. Step 6: Final answer
    x = 498,265.05

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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.