Home / 371,529.60-512,867.78-250,834.38

Finding the Fourth Proportional to 371,529.60, 512,867.78 and 250,834.38

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Solution

The fourth proportional to 371,529.60, 512,867.78 and 250,834.38 is: 346,257.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,529.60 : 512,867.78 = 250,834.38 : x
  2. Step 2: Convert to fraction form
    371,529.60/512,867.78 = 250,834.38/x
  3. Step 3: Cross multiply
    371,529.60x = 512,867.78 × 250,834.38
  4. Step 4: Simplify right side
    371,529.60x = 128,644,870,364.11
  5. Step 5: Solve for x
    x = 128,644,870,364.11/371,529.60
  6. Step 6: Final answer
    x = 346,257.39

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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.