Home / 331,217.90-457,082.44-180,315.98

Finding the Fourth Proportional to 331,217.90, 457,082.44 and 180,315.98

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Solution

The fourth proportional to 331,217.90, 457,082.44 and 180,315.98 is: 248,837.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,217.90 : 457,082.44 = 180,315.98 : x
  2. Step 2: Convert to fraction form
    331,217.90/457,082.44 = 180,315.98/x
  3. Step 3: Cross multiply
    331,217.90x = 457,082.44 × 180,315.98
  4. Step 4: Simplify right side
    331,217.90x = 82,419,267,207.81
  5. Step 5: Solve for x
    x = 82,419,267,207.81/331,217.90
  6. Step 6: Final answer
    x = 248,837.00

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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.