Home / 370,278.42-510,983.49-200,512.02

Finding the Fourth Proportional to 370,278.42, 510,983.49 and 200,512.02

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Solution

The fourth proportional to 370,278.42, 510,983.49 and 200,512.02 is: 276,706.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,278.42 : 510,983.49 = 200,512.02 : x
  2. Step 2: Convert to fraction form
    370,278.42/510,983.49 = 200,512.02/x
  3. Step 3: Cross multiply
    370,278.42x = 510,983.49 × 200,512.02
  4. Step 4: Simplify right side
    370,278.42x = 102,458,331,766.55
  5. Step 5: Solve for x
    x = 102,458,331,766.55/370,278.42
  6. Step 6: Final answer
    x = 276,706.19

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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.