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Finding the Fourth Proportional to 472,983.58, 652,732.61 and 269,029.26

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Solution

The fourth proportional to 472,983.58, 652,732.61 and 269,029.26 is: 371,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,983.58 : 652,732.61 = 269,029.26 : x
  2. Step 2: Convert to fraction form
    472,983.58/652,732.61 = 269,029.26/x
  3. Step 3: Cross multiply
    472,983.58x = 652,732.61 × 269,029.26
  4. Step 4: Simplify right side
    472,983.58x = 175,604,171,046.17
  5. Step 5: Solve for x
    x = 175,604,171,046.17/472,983.58
  6. Step 6: Final answer
    x = 371,269.06

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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.