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Finding the Fourth Proportional to 582,428.40, 873,297.84 and 227,027.52

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Solution

The fourth proportional to 582,428.40, 873,297.84 and 227,027.52 is: 340,406.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,428.40 : 873,297.84 = 227,027.52 : x
  2. Step 2: Convert to fraction form
    582,428.40/873,297.84 = 227,027.52/x
  3. Step 3: Cross multiply
    582,428.40x = 873,297.84 × 227,027.52
  4. Step 4: Simplify right side
    582,428.40x = 198,262,642,836.56
  5. Step 5: Solve for x
    x = 198,262,642,836.56/582,428.40
  6. Step 6: Final answer
    x = 340,406.89

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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.