Home / 773,382.21-1,159,796.49-267,807.45

Finding the Fourth Proportional to 773,382.21, 1,159,796.49 and 267,807.45

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Solution

The fourth proportional to 773,382.21, 1,159,796.49 and 267,807.45 is: 401,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,382.21 : 1,159,796.49 = 267,807.45 : x
  2. Step 2: Convert to fraction form
    773,382.21/1,159,796.49 = 267,807.45/x
  3. Step 3: Cross multiply
    773,382.21x = 1,159,796.49 × 267,807.45
  4. Step 4: Simplify right side
    773,382.21x = 310,602,140,505.85
  5. Step 5: Solve for x
    x = 310,602,140,505.85/773,382.21
  6. Step 6: Final answer
    x = 401,615.32

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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.