Home / 911,394.94-1,365,903.32-659,523.82

Finding the Fourth Proportional to 911,394.94, 1,365,903.32 and 659,523.82

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Solution

The fourth proportional to 911,394.94, 1,365,903.32 and 659,523.82 is: 988,425.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    911,394.94 : 1,365,903.32 = 659,523.82 : x
  2. Step 2: Convert to fraction form
    911,394.94/1,365,903.32 = 659,523.82/x
  3. Step 3: Cross multiply
    911,394.94x = 1,365,903.32 × 659,523.82
  4. Step 4: Simplify right side
    911,394.94x = 900,845,775,357.08
  5. Step 5: Solve for x
    x = 900,845,775,357.08/911,394.94
  6. Step 6: Final answer
    x = 988,425.25

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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.