Home / 755,955.90-1,133,905.42-187,338.63

Finding the Fourth Proportional to 755,955.90, 1,133,905.42 and 187,338.63

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Solution

The fourth proportional to 755,955.90, 1,133,905.42 and 187,338.63 is: 281,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,955.90 : 1,133,905.42 = 187,338.63 : x
  2. Step 2: Convert to fraction form
    755,955.90/1,133,905.42 = 187,338.63/x
  3. Step 3: Cross multiply
    755,955.90x = 1,133,905.42 × 187,338.63
  4. Step 4: Simplify right side
    755,955.90x = 212,424,287,932.38
  5. Step 5: Solve for x
    x = 212,424,287,932.38/755,955.90
  6. Step 6: Final answer
    x = 281,000.90

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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.