Home / 772,496.82-1,155,593.52-622,906.02

Finding the Fourth Proportional to 772,496.82, 1,155,593.52 and 622,906.02

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Solution

The fourth proportional to 772,496.82, 1,155,593.52 and 622,906.02 is: 931,817.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,496.82 : 1,155,593.52 = 622,906.02 : x
  2. Step 2: Convert to fraction form
    772,496.82/1,155,593.52 = 622,906.02/x
  3. Step 3: Cross multiply
    772,496.82x = 1,155,593.52 × 622,906.02
  4. Step 4: Simplify right side
    772,496.82x = 719,826,160,280.99
  5. Step 5: Solve for x
    x = 719,826,160,280.99/772,496.82
  6. Step 6: Final answer
    x = 931,817.64

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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.