Home / 331,218.65-457,083.47-180,316.73

Finding the Fourth Proportional to 331,218.65, 457,083.47 and 180,316.73

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Solution

The fourth proportional to 331,218.65, 457,083.47 and 180,316.73 is: 248,838.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,218.65 : 457,083.47 = 180,316.73 : x
  2. Step 2: Convert to fraction form
    331,218.65/457,083.47 = 180,316.73/x
  3. Step 3: Cross multiply
    331,218.65x = 457,083.47 × 180,316.73
  4. Step 4: Simplify right side
    331,218.65x = 82,419,796,647.45
  5. Step 5: Solve for x
    x = 82,419,796,647.45/331,218.65
  6. Step 6: Final answer
    x = 248,838.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.