Home / 881,330.70-1,321,996.05-216,482.70

Finding the Fourth Proportional to 881,330.70, 1,321,996.05 and 216,482.70

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Solution

The fourth proportional to 881,330.70, 1,321,996.05 and 216,482.70 is: 324,724.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,330.70 : 1,321,996.05 = 216,482.70 : x
  2. Step 2: Convert to fraction form
    881,330.70/1,321,996.05 = 216,482.70/x
  3. Step 3: Cross multiply
    881,330.70x = 1,321,996.05 × 216,482.70
  4. Step 4: Simplify right side
    881,330.70x = 286,189,274,293.34
  5. Step 5: Solve for x
    x = 286,189,274,293.34/881,330.70
  6. Step 6: Final answer
    x = 324,724.05

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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.