Home / 765,980.24-1,149,495.32-267,344.24

Finding the Fourth Proportional to 765,980.24, 1,149,495.32 and 267,344.24

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Solution

The fourth proportional to 765,980.24, 1,149,495.32 and 267,344.24 is: 401,199.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,980.24 : 1,149,495.32 = 267,344.24 : x
  2. Step 2: Convert to fraction form
    765,980.24/1,149,495.32 = 267,344.24/x
  3. Step 3: Cross multiply
    765,980.24x = 1,149,495.32 × 267,344.24
  4. Step 4: Simplify right side
    765,980.24x = 307,310,952,708.96
  5. Step 5: Solve for x
    x = 307,310,952,708.96/765,980.24
  6. Step 6: Final answer
    x = 401,199.58

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1.5x scale

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.