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Finding the Fourth Proportional to 473,233.48, 653,076.49 and 269,313.65

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Solution

The fourth proportional to 473,233.48, 653,076.49 and 269,313.65 is: 371,660.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,233.48 : 653,076.49 = 269,313.65 : x
  2. Step 2: Convert to fraction form
    473,233.48/653,076.49 = 269,313.65/x
  3. Step 3: Cross multiply
    473,233.48x = 653,076.49 × 269,313.65
  4. Step 4: Simplify right side
    473,233.48x = 175,882,413,251.09
  5. Step 5: Solve for x
    x = 175,882,413,251.09/473,233.48
  6. Step 6: Final answer
    x = 371,660.97

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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.