Home / 267,727.77-401,462.37-155,436.30

Finding the Fourth Proportional to 267,727.77, 401,462.37 and 155,436.30

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Solution

The fourth proportional to 267,727.77, 401,462.37 and 155,436.30 is: 233,079.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,727.77 : 401,462.37 = 155,436.30 : x
  2. Step 2: Convert to fraction form
    267,727.77/401,462.37 = 155,436.30/x
  3. Step 3: Cross multiply
    267,727.77x = 401,462.37 × 155,436.30
  4. Step 4: Simplify right side
    267,727.77x = 62,401,825,382.03
  5. Step 5: Solve for x
    x = 62,401,825,382.03/267,727.77
  6. Step 6: Final answer
    x = 233,079.39

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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.