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Finding the Fourth Proportional to 365,009.28, 547,326.96 and 194,327.96

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Solution

The fourth proportional to 365,009.28, 547,326.96 and 194,327.96 is: 291,392.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,009.28 : 547,326.96 = 194,327.96 : x
  2. Step 2: Convert to fraction form
    365,009.28/547,326.96 = 194,327.96/x
  3. Step 3: Cross multiply
    365,009.28x = 547,326.96 × 194,327.96
  4. Step 4: Simplify right side
    365,009.28x = 106,360,931,589.80
  5. Step 5: Solve for x
    x = 106,360,931,589.80/365,009.28
  6. Step 6: Final answer
    x = 291,392.40

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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.