Home / 787,441.86-1,181,350.94-254,963.48

Finding the Fourth Proportional to 787,441.86, 1,181,350.94 and 254,963.48

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Solution

The fourth proportional to 787,441.86, 1,181,350.94 and 254,963.48 is: 382,506.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,441.86 : 1,181,350.94 = 254,963.48 : x
  2. Step 2: Convert to fraction form
    787,441.86/1,181,350.94 = 254,963.48/x
  3. Step 3: Cross multiply
    787,441.86x = 1,181,350.94 × 254,963.48
  4. Step 4: Simplify right side
    787,441.86x = 301,201,339,582.10
  5. Step 5: Solve for x
    x = 301,201,339,582.10/787,441.86
  6. Step 6: Final answer
    x = 382,506.13

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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.