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Finding the Fourth Proportional to 215,369.84, 322,264.74 and 179,743.16

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Solution

The fourth proportional to 215,369.84, 322,264.74 and 179,743.16 is: 268,955.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,369.84 : 322,264.74 = 179,743.16 : x
  2. Step 2: Convert to fraction form
    215,369.84/322,264.74 = 179,743.16/x
  3. Step 3: Cross multiply
    215,369.84x = 322,264.74 × 179,743.16
  4. Step 4: Simplify right side
    215,369.84x = 57,924,882,724.18
  5. Step 5: Solve for x
    x = 57,924,882,724.18/215,369.84
  6. Step 6: Final answer
    x = 268,955.41

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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.