Home / 370,278.46-510,984.15-200,512.54

Finding the Fourth Proportional to 370,278.46, 510,984.15 and 200,512.54

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Solution

The fourth proportional to 370,278.46, 510,984.15 and 200,512.54 is: 276,707.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,278.46 : 510,984.15 = 200,512.54 : x
  2. Step 2: Convert to fraction form
    370,278.46/510,984.15 = 200,512.54/x
  3. Step 3: Cross multiply
    370,278.46x = 510,984.15 × 200,512.54
  4. Step 4: Simplify right side
    370,278.46x = 102,458,729,816.24
  5. Step 5: Solve for x
    x = 102,458,729,816.24/370,278.46
  6. Step 6: Final answer
    x = 276,707.24

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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.