Home / 883,348.20-1,325,022.30-218,500.20

Finding the Fourth Proportional to 883,348.20, 1,325,022.30 and 218,500.20

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Solution

The fourth proportional to 883,348.20, 1,325,022.30 and 218,500.20 is: 327,750.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,348.20 : 1,325,022.30 = 218,500.20 : x
  2. Step 2: Convert to fraction form
    883,348.20/1,325,022.30 = 218,500.20/x
  3. Step 3: Cross multiply
    883,348.20x = 1,325,022.30 × 218,500.20
  4. Step 4: Simplify right side
    883,348.20x = 289,517,637,554.46
  5. Step 5: Solve for x
    x = 289,517,637,554.46/883,348.20
  6. Step 6: Final answer
    x = 327,750.30

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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.