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Finding the Fourth Proportional to 304,669.63, 456,706.15 and 127,227.39

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Solution

The fourth proportional to 304,669.63, 456,706.15 and 127,227.39 is: 190,716.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,669.63 : 456,706.15 = 127,227.39 : x
  2. Step 2: Convert to fraction form
    304,669.63/456,706.15 = 127,227.39/x
  3. Step 3: Cross multiply
    304,669.63x = 456,706.15 × 127,227.39
  4. Step 4: Simplify right side
    304,669.63x = 58,105,531,461.45
  5. Step 5: Solve for x
    x = 58,105,531,461.45/304,669.63
  6. Step 6: Final answer
    x = 190,716.52

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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.