Home / 376,601.04-519,734.88-206,836.92

Finding the Fourth Proportional to 376,601.04, 519,734.88 and 206,836.92

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Solution

The fourth proportional to 376,601.04, 519,734.88 and 206,836.92 is: 285,448.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,601.04 : 519,734.88 = 206,836.92 : x
  2. Step 2: Convert to fraction form
    376,601.04/519,734.88 = 206,836.92/x
  3. Step 3: Cross multiply
    376,601.04x = 519,734.88 × 206,836.92
  4. Step 4: Simplify right side
    376,601.04x = 107,500,361,795.77
  5. Step 5: Solve for x
    x = 107,500,361,795.77/376,601.04
  6. Step 6: Final answer
    x = 285,448.92

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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.