Home / 370,273.92-510,977.28-200,507.52

Finding the Fourth Proportional to 370,273.92, 510,977.28 and 200,507.52

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Solution

The fourth proportional to 370,273.92, 510,977.28 and 200,507.52 is: 276,699.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,273.92 : 510,977.28 = 200,507.52 : x
  2. Step 2: Convert to fraction form
    370,273.92/510,977.28 = 200,507.52/x
  3. Step 3: Cross multiply
    370,273.92x = 510,977.28 × 200,507.52
  4. Step 4: Simplify right side
    370,273.92x = 102,454,787,189.15
  5. Step 5: Solve for x
    x = 102,454,787,189.15/370,273.92
  6. Step 6: Final answer
    x = 276,699.98

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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.