Home / 772,903.22-1,159,431.37-267,392.75

Finding the Fourth Proportional to 772,903.22, 1,159,431.37 and 267,392.75

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Solution

The fourth proportional to 772,903.22, 1,159,431.37 and 267,392.75 is: 401,115.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,903.22 : 1,159,431.37 = 267,392.75 : x
  2. Step 2: Convert to fraction form
    772,903.22/1,159,431.37 = 267,392.75/x
  3. Step 3: Cross multiply
    772,903.22x = 1,159,431.37 × 267,392.75
  4. Step 4: Simplify right side
    772,903.22x = 310,023,535,994.93
  5. Step 5: Solve for x
    x = 310,023,535,994.93/772,903.22
  6. Step 6: Final answer
    x = 401,115.60

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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.