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Finding the Fourth Proportional to 655,812.26, 984,004.53 and 229,653.96

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Solution

The fourth proportional to 655,812.26, 984,004.53 and 229,653.96 is: 344,581.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,812.26 : 984,004.53 = 229,653.96 : x
  2. Step 2: Convert to fraction form
    655,812.26/984,004.53 = 229,653.96/x
  3. Step 3: Cross multiply
    655,812.26x = 984,004.53 × 229,653.96
  4. Step 4: Simplify right side
    655,812.26x = 225,980,532,421.22
  5. Step 5: Solve for x
    x = 225,980,532,421.22/655,812.26
  6. Step 6: Final answer
    x = 344,581.13

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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.