Home / 869,867.05-1,304,487.54-301,093.61

Finding the Fourth Proportional to 869,867.05, 1,304,487.54 and 301,093.61

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Solution

The fourth proportional to 869,867.05, 1,304,487.54 and 301,093.61 is: 451,532.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,867.05 : 1,304,487.54 = 301,093.61 : x
  2. Step 2: Convert to fraction form
    869,867.05/1,304,487.54 = 301,093.61/x
  3. Step 3: Cross multiply
    869,867.05x = 1,304,487.54 × 301,093.61
  4. Step 4: Simplify right side
    869,867.05x = 392,772,861,113.15
  5. Step 5: Solve for x
    x = 392,772,861,113.15/869,867.05
  6. Step 6: Final answer
    x = 451,532.06

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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.