Home / 322,139.12-444,572.56-178,899.20

Finding the Fourth Proportional to 322,139.12, 444,572.56 and 178,899.20

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Solution

The fourth proportional to 322,139.12, 444,572.56 and 178,899.20 is: 246,892.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,139.12 : 444,572.56 = 178,899.20 : x
  2. Step 2: Convert to fraction form
    322,139.12/444,572.56 = 178,899.20/x
  3. Step 3: Cross multiply
    322,139.12x = 444,572.56 × 178,899.20
  4. Step 4: Simplify right side
    322,139.12x = 79,533,675,325.95
  5. Step 5: Solve for x
    x = 79,533,675,325.95/322,139.12
  6. Step 6: Final answer
    x = 246,892.32

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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.