Home / 677,086.29-1,015,644.02-322,136.19

Finding the Fourth Proportional to 677,086.29, 1,015,644.02 and 322,136.19

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Solution

The fourth proportional to 677,086.29, 1,015,644.02 and 322,136.19 is: 483,211.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,086.29 : 1,015,644.02 = 322,136.19 : x
  2. Step 2: Convert to fraction form
    677,086.29/1,015,644.02 = 322,136.19/x
  3. Step 3: Cross multiply
    677,086.29x = 1,015,644.02 × 322,136.19
  4. Step 4: Simplify right side
    677,086.29x = 327,175,693,388.40
  5. Step 5: Solve for x
    x = 327,175,693,388.40/677,086.29
  6. Step 6: Final answer
    x = 483,211.22

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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.