Home / 654,047.64-982,959.79-608,639.37

Finding the Fourth Proportional to 654,047.64, 982,959.79 and 608,639.37

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Solution

The fourth proportional to 654,047.64, 982,959.79 and 608,639.37 is: 914,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,047.64 : 982,959.79 = 608,639.37 : x
  2. Step 2: Convert to fraction form
    654,047.64/982,959.79 = 608,639.37/x
  3. Step 3: Cross multiply
    654,047.64x = 982,959.79 × 608,639.37
  4. Step 4: Simplify right side
    654,047.64x = 598,268,025,822.13
  5. Step 5: Solve for x
    x = 598,268,025,822.13/654,047.64
  6. Step 6: Final answer
    x = 914,716.29

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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.