Home / 657,976.58-984,719.21-551,480.84

Finding the Fourth Proportional to 657,976.58, 984,719.21 and 551,480.84

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Solution

The fourth proportional to 657,976.58, 984,719.21 and 551,480.84 is: 825,339.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,976.58 : 984,719.21 = 551,480.84 : x
  2. Step 2: Convert to fraction form
    657,976.58/984,719.21 = 551,480.84/x
  3. Step 3: Cross multiply
    657,976.58x = 984,719.21 × 551,480.84
  4. Step 4: Simplify right side
    657,976.58x = 543,053,777,094.94
  5. Step 5: Solve for x
    x = 543,053,777,094.94/657,976.58
  6. Step 6: Final answer
    x = 825,339.07

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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.