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Finding the Fourth Proportional to 581,201.33, 871,445.39 and 225,800.46

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Solution

The fourth proportional to 581,201.33, 871,445.39 and 225,800.46 is: 338,562.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,201.33 : 871,445.39 = 225,800.46 : x
  2. Step 2: Convert to fraction form
    581,201.33/871,445.39 = 225,800.46/x
  3. Step 3: Cross multiply
    581,201.33x = 871,445.39 × 225,800.46
  4. Step 4: Simplify right side
    581,201.33x = 196,772,768,797.88
  5. Step 5: Solve for x
    x = 196,772,768,797.88/581,201.33
  6. Step 6: Final answer
    x = 338,562.15

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Double scale
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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.