Home / 755,962.56-1,133,915.45-187,345.31

Finding the Fourth Proportional to 755,962.56, 1,133,915.45 and 187,345.31

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Solution

The fourth proportional to 755,962.56, 1,133,915.45 and 187,345.31 is: 281,010.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,962.56 : 1,133,915.45 = 187,345.31 : x
  2. Step 2: Convert to fraction form
    755,962.56/1,133,915.45 = 187,345.31/x
  3. Step 3: Cross multiply
    755,962.56x = 1,133,915.45 × 187,345.31
  4. Step 4: Simplify right side
    755,962.56x = 212,433,734,887.74
  5. Step 5: Solve for x
    x = 212,433,734,887.74/755,962.56
  6. Step 6: Final answer
    x = 281,010.92

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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.