Home / 266,947.34-368,559.26-238,217.60

Finding the Fourth Proportional to 266,947.34, 368,559.26 and 238,217.60

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Solution

The fourth proportional to 266,947.34, 368,559.26 and 238,217.60 is: 328,893.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,947.34 : 368,559.26 = 238,217.60 : x
  2. Step 2: Convert to fraction form
    266,947.34/368,559.26 = 238,217.60/x
  3. Step 3: Cross multiply
    266,947.34x = 368,559.26 × 238,217.60
  4. Step 4: Simplify right side
    266,947.34x = 87,797,300,239.67
  5. Step 5: Solve for x
    x = 87,797,300,239.67/266,947.34
  6. Step 6: Final answer
    x = 328,893.71

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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.