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Finding the Fourth Proportional to 472,604.99, 652,168.87 and 268,627.55

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Solution

The fourth proportional to 472,604.99, 652,168.87 and 268,627.55 is: 370,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,604.99 : 652,168.87 = 268,627.55 : x
  2. Step 2: Convert to fraction form
    472,604.99/652,168.87 = 268,627.55/x
  3. Step 3: Cross multiply
    472,604.99x = 652,168.87 × 268,627.55
  4. Step 4: Simplify right side
    472,604.99x = 175,190,521,801.96
  5. Step 5: Solve for x
    x = 175,190,521,801.96/472,604.99
  6. Step 6: Final answer
    x = 370,691.23

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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.