Home / 666,084.22-998,975.63-305,908.81

Finding the Fourth Proportional to 666,084.22, 998,975.63 and 305,908.81

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Solution

The fourth proportional to 666,084.22, 998,975.63 and 305,908.81 is: 458,794.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,084.22 : 998,975.63 = 305,908.81 : x
  2. Step 2: Convert to fraction form
    666,084.22/998,975.63 = 305,908.81/x
  3. Step 3: Cross multiply
    666,084.22x = 998,975.63 × 305,908.81
  4. Step 4: Simplify right side
    666,084.22x = 305,595,444,459.63
  5. Step 5: Solve for x
    x = 305,595,444,459.63/666,084.22
  6. Step 6: Final answer
    x = 458,794.00

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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.