Home / 740,412.10-1,110,618.13-179,446.60

Finding the Fourth Proportional to 740,412.10, 1,110,618.13 and 179,446.60

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Solution

The fourth proportional to 740,412.10, 1,110,618.13 and 179,446.60 is: 269,169.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,412.10 : 1,110,618.13 = 179,446.60 : x
  2. Step 2: Convert to fraction form
    740,412.10/1,110,618.13 = 179,446.60/x
  3. Step 3: Cross multiply
    740,412.10x = 1,110,618.13 × 179,446.60
  4. Step 4: Simplify right side
    740,412.10x = 199,296,647,326.86
  5. Step 5: Solve for x
    x = 199,296,647,326.86/740,412.10
  6. Step 6: Final answer
    x = 269,169.90

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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.