Home / 231,702.60-348,072.30-222,256.20

Finding the Fourth Proportional to 231,702.60, 348,072.30 and 222,256.20

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Solution

The fourth proportional to 231,702.60, 348,072.30 and 222,256.20 is: 333,881.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,702.60 : 348,072.30 = 222,256.20 : x
  2. Step 2: Convert to fraction form
    231,702.60/348,072.30 = 222,256.20/x
  3. Step 3: Cross multiply
    231,702.60x = 348,072.30 × 222,256.20
  4. Step 4: Simplify right side
    231,702.60x = 77,361,226,723.26
  5. Step 5: Solve for x
    x = 77,361,226,723.26/231,702.60
  6. Step 6: Final answer
    x = 333,881.57

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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.