Home / 883,346.20-1,325,019.30-218,498.20

Finding the Fourth Proportional to 883,346.20, 1,325,019.30 and 218,498.20

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Solution

The fourth proportional to 883,346.20, 1,325,019.30 and 218,498.20 is: 327,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,346.20 : 1,325,019.30 = 218,498.20 : x
  2. Step 2: Convert to fraction form
    883,346.20/1,325,019.30 = 218,498.20/x
  3. Step 3: Cross multiply
    883,346.20x = 1,325,019.30 × 218,498.20
  4. Step 4: Simplify right side
    883,346.20x = 289,514,332,015.26
  5. Step 5: Solve for x
    x = 289,514,332,015.26/883,346.20
  6. Step 6: Final answer
    x = 327,747.30

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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.