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Finding the Fourth Proportional to 474,667.09, 655,007.72 and 270,726.71

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Solution

The fourth proportional to 474,667.09, 655,007.72 and 270,726.71 is: 373,584.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,667.09 : 655,007.72 = 270,726.71 : x
  2. Step 2: Convert to fraction form
    474,667.09/655,007.72 = 270,726.71/x
  3. Step 3: Cross multiply
    474,667.09x = 655,007.72 × 270,726.71
  4. Step 4: Simplify right side
    474,667.09x = 177,328,080,431.53
  5. Step 5: Solve for x
    x = 177,328,080,431.53/474,667.09
  6. Step 6: Final answer
    x = 373,584.11

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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.