Home / 787,322.56-1,181,171.26-254,843.55

Finding the Fourth Proportional to 787,322.56, 1,181,171.26 and 254,843.55

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Solution

The fourth proportional to 787,322.56, 1,181,171.26 and 254,843.55 is: 382,325.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,322.56 : 1,181,171.26 = 254,843.55 : x
  2. Step 2: Convert to fraction form
    787,322.56/1,181,171.26 = 254,843.55/x
  3. Step 3: Cross multiply
    787,322.56x = 1,181,171.26 × 254,843.55
  4. Step 4: Simplify right side
    787,322.56x = 301,013,877,056.37
  5. Step 5: Solve for x
    x = 301,013,877,056.37/787,322.56
  6. Step 6: Final answer
    x = 382,325.99

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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.