Home / 851,615.82-1,276,371.81-730,823.70

Finding the Fourth Proportional to 851,615.82, 1,276,371.81 and 730,823.70

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Solution

The fourth proportional to 851,615.82, 1,276,371.81 and 730,823.70 is: 1,095,332.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,615.82 : 1,276,371.81 = 730,823.70 : x
  2. Step 2: Convert to fraction form
    851,615.82/1,276,371.81 = 730,823.70/x
  3. Step 3: Cross multiply
    851,615.82x = 1,276,371.81 × 730,823.70
  4. Step 4: Simplify right side
    851,615.82x = 932,802,768,759.90
  5. Step 5: Solve for x
    x = 932,802,768,759.90/851,615.82
  6. Step 6: Final answer
    x = 1,095,332.83

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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.