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Finding the Fourth Proportional to 473,401.70, 653,295.08 and 269,452.62

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Solution

The fourth proportional to 473,401.70, 653,295.08 and 269,452.62 is: 371,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    473,401.70 : 653,295.08 = 269,452.62 : x
  2. Step 2: Convert to fraction form
    473,401.70/653,295.08 = 269,452.62/x
  3. Step 3: Cross multiply
    473,401.70x = 653,295.08 × 269,452.62
  4. Step 4: Simplify right side
    473,401.70x = 176,032,067,141.99
  5. Step 5: Solve for x
    x = 176,032,067,141.99/473,401.70
  6. Step 6: Final answer
    x = 371,845.03

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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.