Home / 230,862.72-346,321.67-218,265.60

Finding the Fourth Proportional to 230,862.72, 346,321.67 and 218,265.60

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Solution

The fourth proportional to 230,862.72, 346,321.67 and 218,265.60 is: 327,424.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,862.72 : 346,321.67 = 218,265.60 : x
  2. Step 2: Convert to fraction form
    230,862.72/346,321.67 = 218,265.60/x
  3. Step 3: Cross multiply
    230,862.72x = 346,321.67 × 218,265.60
  4. Step 4: Simplify right side
    230,862.72x = 75,590,107,095.55
  5. Step 5: Solve for x
    x = 75,590,107,095.55/230,862.72
  6. Step 6: Final answer
    x = 327,424.48

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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.