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Finding the Fourth Proportional to 582,445.67, 873,311.75 and 227,044.50

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Solution

The fourth proportional to 582,445.67, 873,311.75 and 227,044.50 is: 340,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,445.67 : 873,311.75 = 227,044.50 : x
  2. Step 2: Convert to fraction form
    582,445.67/873,311.75 = 227,044.50/x
  3. Step 3: Cross multiply
    582,445.67x = 873,311.75 × 227,044.50
  4. Step 4: Simplify right side
    582,445.67x = 198,280,628,487.65
  5. Step 5: Solve for x
    x = 198,280,628,487.65/582,445.67
  6. Step 6: Final answer
    x = 340,427.68

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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.