Home / 810,074.20-1,214,879.10-241,431.52

Finding the Fourth Proportional to 810,074.20, 1,214,879.10 and 241,431.52

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Solution

The fourth proportional to 810,074.20, 1,214,879.10 and 241,431.52 is: 362,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,074.20 : 1,214,879.10 = 241,431.52 : x
  2. Step 2: Convert to fraction form
    810,074.20/1,214,879.10 = 241,431.52/x
  3. Step 3: Cross multiply
    810,074.20x = 1,214,879.10 × 241,431.52
  4. Step 4: Simplify right side
    810,074.20x = 293,310,107,729.23
  5. Step 5: Solve for x
    x = 293,310,107,729.23/810,074.20
  6. Step 6: Final answer
    x = 362,078.08

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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.