Home / 331,521.40-497,282.10-165,633.40

Finding the Fourth Proportional to 331,521.40, 497,282.10 and 165,633.40

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Solution

The fourth proportional to 331,521.40, 497,282.10 and 165,633.40 is: 248,450.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,521.40 : 497,282.10 = 165,633.40 : x
  2. Step 2: Convert to fraction form
    331,521.40/497,282.10 = 165,633.40/x
  3. Step 3: Cross multiply
    331,521.40x = 497,282.10 × 165,633.40
  4. Step 4: Simplify right side
    331,521.40x = 82,366,524,982.14
  5. Step 5: Solve for x
    x = 82,366,524,982.14/331,521.40
  6. Step 6: Final answer
    x = 248,450.10

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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.