Home / 740,268.08-1,110,401.98-403,591.85

Finding the Fourth Proportional to 740,268.08, 1,110,401.98 and 403,591.85

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Solution

The fourth proportional to 740,268.08, 1,110,401.98 and 403,591.85 is: 605,387.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,268.08 : 1,110,401.98 = 403,591.85 : x
  2. Step 2: Convert to fraction form
    740,268.08/1,110,401.98 = 403,591.85/x
  3. Step 3: Cross multiply
    740,268.08x = 1,110,401.98 × 403,591.85
  4. Step 4: Simplify right side
    740,268.08x = 448,149,189,351.86
  5. Step 5: Solve for x
    x = 448,149,189,351.86/740,268.08
  6. Step 6: Final answer
    x = 605,387.70

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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.