Home / 268,455.75-370,323.14-166,446.78

Finding the Fourth Proportional to 268,455.75, 370,323.14 and 166,446.78

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Solution

The fourth proportional to 268,455.75, 370,323.14 and 166,446.78 is: 229,606.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,455.75 : 370,323.14 = 166,446.78 : x
  2. Step 2: Convert to fraction form
    268,455.75/370,323.14 = 166,446.78/x
  3. Step 3: Cross multiply
    268,455.75x = 370,323.14 × 166,446.78
  4. Step 4: Simplify right side
    268,455.75x = 61,639,093,380.26
  5. Step 5: Solve for x
    x = 61,639,093,380.26/268,455.75
  6. Step 6: Final answer
    x = 229,606.16

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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.