Home / 755,972.47-1,133,930.35-187,355.44

Finding the Fourth Proportional to 755,972.47, 1,133,930.35 and 187,355.44

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Solution

The fourth proportional to 755,972.47, 1,133,930.35 and 187,355.44 is: 281,026.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,972.47 : 1,133,930.35 = 187,355.44 : x
  2. Step 2: Convert to fraction form
    755,972.47/1,133,930.35 = 187,355.44/x
  3. Step 3: Cross multiply
    755,972.47x = 1,133,930.35 × 187,355.44
  4. Step 4: Simplify right side
    755,972.47x = 212,448,019,653.60
  5. Step 5: Solve for x
    x = 212,448,019,653.60/755,972.47
  6. Step 6: Final answer
    x = 281,026.13

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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.