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Finding the Fourth Proportional to 472,752.92, 652,429.87 and 268,822.82

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Solution

The fourth proportional to 472,752.92, 652,429.87 and 268,822.82 is: 370,993.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,752.92 : 652,429.87 = 268,822.82 : x
  2. Step 2: Convert to fraction form
    472,752.92/652,429.87 = 268,822.82/x
  3. Step 3: Cross multiply
    472,752.92x = 652,429.87 × 268,822.82
  4. Step 4: Simplify right side
    472,752.92x = 175,388,037,505.63
  5. Step 5: Solve for x
    x = 175,388,037,505.63/472,752.92
  6. Step 6: Final answer
    x = 370,993.03

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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.