Home / 982,645.44-1,473,951.62-442,601.32

Finding the Fourth Proportional to 982,645.44, 1,473,951.62 and 442,601.32

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Solution

The fourth proportional to 982,645.44, 1,473,951.62 and 442,601.32 is: 663,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,645.44 : 1,473,951.62 = 442,601.32 : x
  2. Step 2: Convert to fraction form
    982,645.44/1,473,951.62 = 442,601.32/x
  3. Step 3: Cross multiply
    982,645.44x = 1,473,951.62 × 442,601.32
  4. Step 4: Simplify right side
    982,645.44x = 652,372,932,628.14
  5. Step 5: Solve for x
    x = 652,372,932,628.14/982,645.44
  6. Step 6: Final answer
    x = 663,894.53

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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.