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Finding the Fourth Proportional to 371,524.39, 512,860.62 and 250,829.17

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Solution

The fourth proportional to 371,524.39, 512,860.62 and 250,829.17 is: 346,250.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,524.39 : 512,860.62 = 250,829.17 : x
  2. Step 2: Convert to fraction form
    371,524.39/512,860.62 = 250,829.17/x
  3. Step 3: Cross multiply
    371,524.39x = 512,860.62 × 250,829.17
  4. Step 4: Simplify right side
    371,524.39x = 128,640,403,640.29
  5. Step 5: Solve for x
    x = 128,640,403,640.29/371,524.39
  6. Step 6: Final answer
    x = 346,250.23

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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.