Home / 306,069.80-422,255.38-176,984.52

Finding the Fourth Proportional to 306,069.80, 422,255.38 and 176,984.52

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Solution

The fourth proportional to 306,069.80, 422,255.38 and 176,984.52 is: 244,168.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,069.80 : 422,255.38 = 176,984.52 : x
  2. Step 2: Convert to fraction form
    306,069.80/422,255.38 = 176,984.52/x
  3. Step 3: Cross multiply
    306,069.80x = 422,255.38 × 176,984.52
  4. Step 4: Simplify right side
    306,069.80x = 74,732,665,746.72
  5. Step 5: Solve for x
    x = 74,732,665,746.72/306,069.80
  6. Step 6: Final answer
    x = 244,168.70

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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.