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Finding the Fourth Proportional to 582,448.56, 873,316.05 and 227,047.38

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Solution

The fourth proportional to 582,448.56, 873,316.05 and 227,047.38 is: 340,431.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,448.56 : 873,316.05 = 227,047.38 : x
  2. Step 2: Convert to fraction form
    582,448.56/873,316.05 = 227,047.38/x
  3. Step 3: Cross multiply
    582,448.56x = 873,316.05 × 227,047.38
  4. Step 4: Simplify right side
    582,448.56x = 198,284,121,064.45
  5. Step 5: Solve for x
    x = 198,284,121,064.45/582,448.56
  6. Step 6: Final answer
    x = 340,431.99

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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.