Home / 787,324.06-1,181,173.51-254,845.05

Finding the Fourth Proportional to 787,324.06, 1,181,173.51 and 254,845.05

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Solution

The fourth proportional to 787,324.06, 1,181,173.51 and 254,845.05 is: 382,328.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,324.06 : 1,181,173.51 = 254,845.05 : x
  2. Step 2: Convert to fraction form
    787,324.06/1,181,173.51 = 254,845.05/x
  3. Step 3: Cross multiply
    787,324.06x = 1,181,173.51 × 254,845.05
  4. Step 4: Simplify right side
    787,324.06x = 301,016,222,214.63
  5. Step 5: Solve for x
    x = 301,016,222,214.63/787,324.06
  6. Step 6: Final answer
    x = 382,328.24

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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.