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Finding the Fourth Proportional to 655,632.96, 983,624.46 and 234,951.36

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Solution

The fourth proportional to 655,632.96, 983,624.46 and 234,951.36 is: 352,489.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,632.96 : 983,624.46 = 234,951.36 : x
  2. Step 2: Convert to fraction form
    655,632.96/983,624.46 = 234,951.36/x
  3. Step 3: Cross multiply
    655,632.96x = 983,624.46 × 234,951.36
  4. Step 4: Simplify right side
    655,632.96x = 231,103,904,606.27
  5. Step 5: Solve for x
    x = 231,103,904,606.27/655,632.96
  6. Step 6: Final answer
    x = 352,489.76

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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.