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Finding the Fourth Proportional to 581,817.62, 802,903.29 and 327,163.34

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Solution

The fourth proportional to 581,817.62, 802,903.29 and 327,163.34 is: 451,482.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,817.62 : 802,903.29 = 327,163.34 : x
  2. Step 2: Convert to fraction form
    581,817.62/802,903.29 = 327,163.34/x
  3. Step 3: Cross multiply
    581,817.62x = 802,903.29 × 327,163.34
  4. Step 4: Simplify right side
    581,817.62x = 262,680,522,053.39
  5. Step 5: Solve for x
    x = 262,680,522,053.39/581,817.62
  6. Step 6: Final answer
    x = 451,482.58

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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.