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Finding the Fourth Proportional to 472,866.64, 652,552.62 and 268,917.52

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Solution

The fourth proportional to 472,866.64, 652,552.62 and 268,917.52 is: 371,104.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,866.64 : 652,552.62 = 268,917.52 : x
  2. Step 2: Convert to fraction form
    472,866.64/652,552.62 = 268,917.52/x
  3. Step 3: Cross multiply
    472,866.64x = 652,552.62 × 268,917.52
  4. Step 4: Simplify right side
    472,866.64x = 175,482,832,239.90
  5. Step 5: Solve for x
    x = 175,482,832,239.90/472,866.64
  6. Step 6: Final answer
    x = 371,104.28

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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.