Home / 738,475.42-1,107,614.67-205,951.86

Finding the Fourth Proportional to 738,475.42, 1,107,614.67 and 205,951.86

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Solution

The fourth proportional to 738,475.42, 1,107,614.67 and 205,951.86 is: 308,900.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,475.42 : 1,107,614.67 = 205,951.86 : x
  2. Step 2: Convert to fraction form
    738,475.42/1,107,614.67 = 205,951.86/x
  3. Step 3: Cross multiply
    738,475.42x = 1,107,614.67 × 205,951.86
  4. Step 4: Simplify right side
    738,475.42x = 228,115,301,449.79
  5. Step 5: Solve for x
    x = 228,115,301,449.79/738,475.42
  6. Step 6: Final answer
    x = 308,900.33

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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.