Home / 230,839.62-346,381.31-163,804.78

Finding the Fourth Proportional to 230,839.62, 346,381.31 and 163,804.78

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Solution

The fourth proportional to 230,839.62, 346,381.31 and 163,804.78 is: 245,793.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,839.62 : 346,381.31 = 163,804.78 : x
  2. Step 2: Convert to fraction form
    230,839.62/346,381.31 = 163,804.78/x
  3. Step 3: Cross multiply
    230,839.62x = 346,381.31 × 163,804.78
  4. Step 4: Simplify right side
    230,839.62x = 56,738,914,280.66
  5. Step 5: Solve for x
    x = 56,738,914,280.66/230,839.62
  6. Step 6: Final answer
    x = 245,793.66

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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.