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Finding the Fourth Proportional to 384,281.41, 576,773.67 and 194,872.51

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Solution

The fourth proportional to 384,281.41, 576,773.67 and 194,872.51 is: 292,487.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,281.41 : 576,773.67 = 194,872.51 : x
  2. Step 2: Convert to fraction form
    384,281.41/576,773.67 = 194,872.51/x
  3. Step 3: Cross multiply
    384,281.41x = 576,773.67 × 194,872.51
  4. Step 4: Simplify right side
    384,281.41x = 112,397,332,774.81
  5. Step 5: Solve for x
    x = 112,397,332,774.81/384,281.41
  6. Step 6: Final answer
    x = 292,487.04

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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.