Home / 379,170.09-523,491.38-241,426.75

Finding the Fourth Proportional to 379,170.09, 523,491.38 and 241,426.75

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Solution

The fourth proportional to 379,170.09, 523,491.38 and 241,426.75 is: 333,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,170.09 : 523,491.38 = 241,426.75 : x
  2. Step 2: Convert to fraction form
    379,170.09/523,491.38 = 241,426.75/x
  3. Step 3: Cross multiply
    379,170.09x = 523,491.38 × 241,426.75
  4. Step 4: Simplify right side
    379,170.09x = 126,384,822,526.42
  5. Step 5: Solve for x
    x = 126,384,822,526.42/379,170.09
  6. Step 6: Final answer
    x = 333,319.60

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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.