Home / 711,996.06-1,068,169.09-213,360.06

Finding the Fourth Proportional to 711,996.06, 1,068,169.09 and 213,360.06

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Solution

The fourth proportional to 711,996.06, 1,068,169.09 and 213,360.06 is: 320,092.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,996.06 : 1,068,169.09 = 213,360.06 : x
  2. Step 2: Convert to fraction form
    711,996.06/1,068,169.09 = 213,360.06/x
  3. Step 3: Cross multiply
    711,996.06x = 1,068,169.09 × 213,360.06
  4. Step 4: Simplify right side
    711,996.06x = 227,904,621,132.55
  5. Step 5: Solve for x
    x = 227,904,621,132.55/711,996.06
  6. Step 6: Final answer
    x = 320,092.53

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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.