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Finding the Fourth Proportional to 582,136.67, 873,316.01 and 203,165.65

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Solution

The fourth proportional to 582,136.67, 873,316.01 and 203,165.65 is: 304,787.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,136.67 : 873,316.01 = 203,165.65 : x
  2. Step 2: Convert to fraction form
    582,136.67/873,316.01 = 203,165.65/x
  3. Step 3: Cross multiply
    582,136.67x = 873,316.01 × 203,165.65
  4. Step 4: Simplify right side
    582,136.67x = 177,427,816,426.62
  5. Step 5: Solve for x
    x = 177,427,816,426.62/582,136.67
  6. Step 6: Final answer
    x = 304,787.22

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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.