Home / 316,446.06-474,997.14-211,994.94

Finding the Fourth Proportional to 316,446.06, 474,997.14 and 211,994.94

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Solution

The fourth proportional to 316,446.06, 474,997.14 and 211,994.94 is: 318,212.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,446.06 : 474,997.14 = 211,994.94 : x
  2. Step 2: Convert to fraction form
    316,446.06/474,997.14 = 211,994.94/x
  3. Step 3: Cross multiply
    316,446.06x = 474,997.14 × 211,994.94
  4. Step 4: Simplify right side
    316,446.06x = 100,696,990,194.47
  5. Step 5: Solve for x
    x = 100,696,990,194.47/316,446.06
  6. Step 6: Final answer
    x = 318,212.18

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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.