Home / 379,757.14-523,886.42-270,885.54

Finding the Fourth Proportional to 379,757.14, 523,886.42 and 270,885.54

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Solution

The fourth proportional to 379,757.14, 523,886.42 and 270,885.54 is: 373,694.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,757.14 : 523,886.42 = 270,885.54 : x
  2. Step 2: Convert to fraction form
    379,757.14/523,886.42 = 270,885.54/x
  3. Step 3: Cross multiply
    379,757.14x = 523,886.42 × 270,885.54
  4. Step 4: Simplify right side
    379,757.14x = 141,913,255,780.37
  5. Step 5: Solve for x
    x = 141,913,255,780.37/379,757.14
  6. Step 6: Final answer
    x = 373,694.77

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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.