Home / 754,894.08-1,131,991.20-281,452.32

Finding the Fourth Proportional to 754,894.08, 1,131,991.20 and 281,452.32

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Solution

The fourth proportional to 754,894.08, 1,131,991.20 and 281,452.32 is: 422,048.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,894.08 : 1,131,991.20 = 281,452.32 : x
  2. Step 2: Convert to fraction form
    754,894.08/1,131,991.20 = 281,452.32/x
  3. Step 3: Cross multiply
    754,894.08x = 1,131,991.20 × 281,452.32
  4. Step 4: Simplify right side
    754,894.08x = 318,601,549,459.58
  5. Step 5: Solve for x
    x = 318,601,549,459.58/754,894.08
  6. Step 6: Final answer
    x = 422,048.02

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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.