Home / 772,978.09-1,159,546.58-267,538.24

Finding the Fourth Proportional to 772,978.09, 1,159,546.58 and 267,538.24

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Solution

The fourth proportional to 772,978.09, 1,159,546.58 and 267,538.24 is: 401,334.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,978.09 : 1,159,546.58 = 267,538.24 : x
  2. Step 2: Convert to fraction form
    772,978.09/1,159,546.58 = 267,538.24/x
  3. Step 3: Cross multiply
    772,978.09x = 1,159,546.58 × 267,538.24
  4. Step 4: Simplify right side
    772,978.09x = 310,223,051,211.22
  5. Step 5: Solve for x
    x = 310,223,051,211.22/772,978.09
  6. Step 6: Final answer
    x = 401,334.86

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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.