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Finding the Fourth Proportional to 582,014.21, 803,171.37 and 327,364.79

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Solution

The fourth proportional to 582,014.21, 803,171.37 and 327,364.79 is: 451,758.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,014.21 : 803,171.37 = 327,364.79 : x
  2. Step 2: Convert to fraction form
    582,014.21/803,171.37 = 327,364.79/x
  3. Step 3: Cross multiply
    582,014.21x = 803,171.37 × 327,364.79
  4. Step 4: Simplify right side
    582,014.21x = 262,930,022,858.21
  5. Step 5: Solve for x
    x = 262,930,022,858.21/582,014.21
  6. Step 6: Final answer
    x = 451,758.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.