Home / 655,116.48-982,089.90-255,664.17

Finding the Fourth Proportional to 655,116.48, 982,089.90 and 255,664.17

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Solution

The fourth proportional to 655,116.48, 982,089.90 and 255,664.17 is: 383,268.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,116.48 : 982,089.90 = 255,664.17 : x
  2. Step 2: Convert to fraction form
    655,116.48/982,089.90 = 255,664.17/x
  3. Step 3: Cross multiply
    655,116.48x = 982,089.90 × 255,664.17
  4. Step 4: Simplify right side
    655,116.48x = 251,085,199,148.88
  5. Step 5: Solve for x
    x = 251,085,199,148.88/655,116.48
  6. Step 6: Final answer
    x = 383,268.02

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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.