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Finding the Fourth Proportional to 472,468.05, 652,061.25 and 268,549.62

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Solution

The fourth proportional to 472,468.05, 652,061.25 and 268,549.62 is: 370,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,468.05 : 652,061.25 = 268,549.62 : x
  2. Step 2: Convert to fraction form
    472,468.05/652,061.25 = 268,549.62/x
  3. Step 3: Cross multiply
    472,468.05x = 652,061.25 × 268,549.62
  4. Step 4: Simplify right side
    472,468.05x = 175,110,800,904.23
  5. Step 5: Solve for x
    x = 175,110,800,904.23/472,468.05
  6. Step 6: Final answer
    x = 370,629.93

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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.