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Finding the Fourth Proportional to 277,207.07, 382,458.44 and 169,664.99

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Solution

The fourth proportional to 277,207.07, 382,458.44 and 169,664.99 is: 234,084.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,207.07 : 382,458.44 = 169,664.99 : x
  2. Step 2: Convert to fraction form
    277,207.07/382,458.44 = 169,664.99/x
  3. Step 3: Cross multiply
    277,207.07x = 382,458.44 × 169,664.99
  4. Step 4: Simplify right side
    277,207.07x = 64,889,806,549.69
  5. Step 5: Solve for x
    x = 64,889,806,549.69/277,207.07
  6. Step 6: Final answer
    x = 234,084.24

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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.