Home / 376,947.46-520,191.51-204,865.42

Finding the Fourth Proportional to 376,947.46, 520,191.51 and 204,865.42

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Solution

The fourth proportional to 376,947.46, 520,191.51 and 204,865.42 is: 282,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,947.46 : 520,191.51 = 204,865.42 : x
  2. Step 2: Convert to fraction form
    376,947.46/520,191.51 = 204,865.42/x
  3. Step 3: Cross multiply
    376,947.46x = 520,191.51 × 204,865.42
  4. Step 4: Simplify right side
    376,947.46x = 106,569,252,176.58
  5. Step 5: Solve for x
    x = 106,569,252,176.58/376,947.46
  6. Step 6: Final answer
    x = 282,716.46

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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.