Home / 884,990.70-1,327,486.05-220,142.70

Finding the Fourth Proportional to 884,990.70, 1,327,486.05 and 220,142.70

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Solution

The fourth proportional to 884,990.70, 1,327,486.05 and 220,142.70 is: 330,214.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    884,990.70 : 1,327,486.05 = 220,142.70 : x
  2. Step 2: Convert to fraction form
    884,990.70/1,327,486.05 = 220,142.70/x
  3. Step 3: Cross multiply
    884,990.70x = 1,327,486.05 × 220,142.70
  4. Step 4: Simplify right side
    884,990.70x = 292,236,363,259.34
  5. Step 5: Solve for x
    x = 292,236,363,259.34/884,990.70
  6. Step 6: Final answer
    x = 330,214.05

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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.