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Finding the Fourth Proportional to 250,329.77, 376,281.97 and 217,459.16

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Solution

The fourth proportional to 250,329.77, 376,281.97 and 217,459.16 is: 326,872.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,329.77 : 376,281.97 = 217,459.16 : x
  2. Step 2: Convert to fraction form
    250,329.77/376,281.97 = 217,459.16/x
  3. Step 3: Cross multiply
    250,329.77x = 376,281.97 × 217,459.16
  4. Step 4: Simplify right side
    250,329.77x = 81,825,958,694.29
  5. Step 5: Solve for x
    x = 81,825,958,694.29/250,329.77
  6. Step 6: Final answer
    x = 326,872.67

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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.