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Finding the Fourth Proportional to 229,938.32, 347,067.09 and 229,938.32

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Solution

The fourth proportional to 229,938.32, 347,067.09 and 229,938.32 is: 347,067.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,938.32 : 347,067.09 = 229,938.32 : x
  2. Step 2: Convert to fraction form
    229,938.32/347,067.09 = 229,938.32/x
  3. Step 3: Cross multiply
    229,938.32x = 347,067.09 × 229,938.32
  4. Step 4: Simplify right side
    229,938.32x = 79,804,023,601.89
  5. Step 5: Solve for x
    x = 79,804,023,601.89/229,938.32
  6. Step 6: Final answer
    x = 347,067.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.