Home / 731,363.42-1,009,284.11-409,052.92

Finding the Fourth Proportional to 731,363.42, 1,009,284.11 and 409,052.92

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Solution

The fourth proportional to 731,363.42, 1,009,284.11 and 409,052.92 is: 564,494.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,363.42 : 1,009,284.11 = 409,052.92 : x
  2. Step 2: Convert to fraction form
    731,363.42/1,009,284.11 = 409,052.92/x
  3. Step 3: Cross multiply
    731,363.42x = 1,009,284.11 × 409,052.92
  4. Step 4: Simplify right side
    731,363.42x = 412,850,612,305.10
  5. Step 5: Solve for x
    x = 412,850,612,305.10/731,363.42
  6. Step 6: Final answer
    x = 564,494.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.