Home / 370,737.92-511,621.98-200,971.64

Finding the Fourth Proportional to 370,737.92, 511,621.98 and 200,971.64

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Solution

The fourth proportional to 370,737.92, 511,621.98 and 200,971.64 is: 277,342.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,737.92 : 511,621.98 = 200,971.64 : x
  2. Step 2: Convert to fraction form
    370,737.92/511,621.98 = 200,971.64/x
  3. Step 3: Cross multiply
    370,737.92x = 511,621.98 × 200,971.64
  4. Step 4: Simplify right side
    370,737.92x = 102,821,508,380.65
  5. Step 5: Solve for x
    x = 102,821,508,380.65/370,737.92
  6. Step 6: Final answer
    x = 277,342.84

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1.5x scale

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.