Home / 472,564.35-652,139.83-268,616.52

Finding the Fourth Proportional to 472,564.35, 652,139.83 and 268,616.52

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Solution

The fourth proportional to 472,564.35, 652,139.83 and 268,616.52 is: 370,691.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,564.35 : 652,139.83 = 268,616.52 : x
  2. Step 2: Convert to fraction form
    472,564.35/652,139.83 = 268,616.52/x
  3. Step 3: Cross multiply
    472,564.35x = 652,139.83 × 268,616.52
  4. Step 4: Simplify right side
    472,564.35x = 175,175,531,687.99
  5. Step 5: Solve for x
    x = 175,175,531,687.99/472,564.35
  6. Step 6: Final answer
    x = 370,691.38

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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.