Home / 948,221.56-1,422,222.72-238,195.56

Finding the Fourth Proportional to 948,221.56, 1,422,222.72 and 238,195.56

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Solution

The fourth proportional to 948,221.56, 1,422,222.72 and 238,195.56 is: 357,265.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    948,221.56 : 1,422,222.72 = 238,195.56 : x
  2. Step 2: Convert to fraction form
    948,221.56/1,422,222.72 = 238,195.56/x
  3. Step 3: Cross multiply
    948,221.56x = 1,422,222.72 × 238,195.56
  4. Step 4: Simplify right side
    948,221.56x = 338,767,137,235.12
  5. Step 5: Solve for x
    x = 338,767,137,235.12/948,221.56
  6. Step 6: Final answer
    x = 357,265.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.