Home / 740,409.15-1,110,613.77-179,443.65

Finding the Fourth Proportional to 740,409.15, 1,110,613.77 and 179,443.65

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Solution

The fourth proportional to 740,409.15, 1,110,613.77 and 179,443.65 is: 269,165.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,409.15 : 1,110,613.77 = 179,443.65 : x
  2. Step 2: Convert to fraction form
    740,409.15/1,110,613.77 = 179,443.65/x
  3. Step 3: Cross multiply
    740,409.15x = 1,110,613.77 × 179,443.65
  4. Step 4: Simplify right side
    740,409.15x = 199,292,588,629.06
  5. Step 5: Solve for x
    x = 199,292,588,629.06/740,409.15
  6. Step 6: Final answer
    x = 269,165.49

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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.