Home / 331,088.30-456,584.23-222,438.14

Finding the Fourth Proportional to 331,088.30, 456,584.23 and 222,438.14

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Solution

The fourth proportional to 331,088.30, 456,584.23 and 222,438.14 is: 306,751.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,088.30 : 456,584.23 = 222,438.14 : x
  2. Step 2: Convert to fraction form
    331,088.30/456,584.23 = 222,438.14/x
  3. Step 3: Cross multiply
    331,088.30x = 456,584.23 × 222,438.14
  4. Step 4: Simplify right side
    331,088.30x = 101,561,746,874.53
  5. Step 5: Solve for x
    x = 101,561,746,874.53/331,088.30
  6. Step 6: Final answer
    x = 306,751.24

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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.