Home / 312,799.62-469,947.24-200,700.06

Finding the Fourth Proportional to 312,799.62, 469,947.24 and 200,700.06

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Solution

The fourth proportional to 312,799.62, 469,947.24 and 200,700.06 is: 301,529.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,799.62 : 469,947.24 = 200,700.06 : x
  2. Step 2: Convert to fraction form
    312,799.62/469,947.24 = 200,700.06/x
  3. Step 3: Cross multiply
    312,799.62x = 469,947.24 × 200,700.06
  4. Step 4: Simplify right side
    312,799.62x = 94,318,439,264.83
  5. Step 5: Solve for x
    x = 94,318,439,264.83/312,799.62
  6. Step 6: Final answer
    x = 301,529.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.