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Finding the Fourth Proportional to 371,604.72, 557,330.25 and 234,786.27

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Solution

The fourth proportional to 371,604.72, 557,330.25 and 234,786.27 is: 352,130.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,604.72 : 557,330.25 = 234,786.27 : x
  2. Step 2: Convert to fraction form
    371,604.72/557,330.25 = 234,786.27/x
  3. Step 3: Cross multiply
    371,604.72x = 557,330.25 × 234,786.27
  4. Step 4: Simplify right side
    371,604.72x = 130,853,490,555.67
  5. Step 5: Solve for x
    x = 130,853,490,555.67/371,604.72
  6. Step 6: Final answer
    x = 352,130.86

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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.