Home / 655,839.41-983,665.67-206,548.58

Finding the Fourth Proportional to 655,839.41, 983,665.67 and 206,548.58

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Solution

The fourth proportional to 655,839.41, 983,665.67 and 206,548.58 is: 309,793.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,839.41 : 983,665.67 = 206,548.58 : x
  2. Step 2: Convert to fraction form
    655,839.41/983,665.67 = 206,548.58/x
  3. Step 3: Cross multiply
    655,839.41x = 983,665.67 × 206,548.58
  4. Step 4: Simplify right side
    655,839.41x = 203,174,748,759.67
  5. Step 5: Solve for x
    x = 203,174,748,759.67/655,839.41
  6. Step 6: Final answer
    x = 309,793.45

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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.