Home / 681,562.94-1,022,528.48-208,235.39

Finding the Fourth Proportional to 681,562.94, 1,022,528.48 and 208,235.39

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Solution

The fourth proportional to 681,562.94, 1,022,528.48 and 208,235.39 is: 312,409.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,562.94 : 1,022,528.48 = 208,235.39 : x
  2. Step 2: Convert to fraction form
    681,562.94/1,022,528.48 = 208,235.39/x
  3. Step 3: Cross multiply
    681,562.94x = 1,022,528.48 × 208,235.39
  4. Step 4: Simplify right side
    681,562.94x = 212,926,610,665.09
  5. Step 5: Solve for x
    x = 212,926,610,665.09/681,562.94
  6. Step 6: Final answer
    x = 312,409.32

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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.