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Finding the Fourth Proportional to 473,139.74, 652,924.41 and 269,186.27

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Solution

The fourth proportional to 473,139.74, 652,924.41 and 269,186.27 is: 371,472.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,139.74 : 652,924.41 = 269,186.27 : x
  2. Step 2: Convert to fraction form
    473,139.74/652,924.41 = 269,186.27/x
  3. Step 3: Cross multiply
    473,139.74x = 652,924.41 × 269,186.27
  4. Step 4: Simplify right side
    473,139.74x = 175,758,286,519.85
  5. Step 5: Solve for x
    x = 175,758,286,519.85/473,139.74
  6. Step 6: Final answer
    x = 371,472.26

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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.