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Finding the Fourth Proportional to 576,527.68, 795,555.84 and 321,832

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Solution

The fourth proportional to 576,527.68, 795,555.84 and 321,832 is: 444,098.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,527.68 : 795,555.84 = 321,832 : x
  2. Step 2: Convert to fraction form
    576,527.68/795,555.84 = 321,832/x
  3. Step 3: Cross multiply
    576,527.68x = 795,555.84 × 321,832
  4. Step 4: Simplify right side
    576,527.68x = 256,035,327,098.88
  5. Step 5: Solve for x
    x = 256,035,327,098.88/576,527.68
  6. Step 6: Final answer
    x = 444,098.93

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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.