Home / 268,318.04-401,812.73-197,071.72

Finding the Fourth Proportional to 268,318.04, 401,812.73 and 197,071.72

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Solution

The fourth proportional to 268,318.04, 401,812.73 and 197,071.72 is: 295,119.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,318.04 : 401,812.73 = 197,071.72 : x
  2. Step 2: Convert to fraction form
    268,318.04/401,812.73 = 197,071.72/x
  3. Step 3: Cross multiply
    268,318.04x = 401,812.73 × 197,071.72
  4. Step 4: Simplify right side
    268,318.04x = 79,185,925,819.00
  5. Step 5: Solve for x
    x = 79,185,925,819.00/268,318.04
  6. Step 6: Final answer
    x = 295,119.65

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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.