Home / 230,962.80-346,444.20-220,137.15

Finding the Fourth Proportional to 230,962.80, 346,444.20 and 220,137.15

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Solution

The fourth proportional to 230,962.80, 346,444.20 and 220,137.15 is: 330,205.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,962.80 : 346,444.20 = 220,137.15 : x
  2. Step 2: Convert to fraction form
    230,962.80/346,444.20 = 220,137.15/x
  3. Step 3: Cross multiply
    230,962.80x = 346,444.20 × 220,137.15
  4. Step 4: Simplify right side
    230,962.80x = 76,265,238,822.03
  5. Step 5: Solve for x
    x = 76,265,238,822.03/230,962.80
  6. Step 6: Final answer
    x = 330,205.73

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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.