Home / 740,318.10-1,110,887.53-361,241.97

Finding the Fourth Proportional to 740,318.10, 1,110,887.53 and 361,241.97

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Solution

The fourth proportional to 740,318.10, 1,110,887.53 and 361,241.97 is: 542,063.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,318.10 : 1,110,887.53 = 361,241.97 : x
  2. Step 2: Convert to fraction form
    740,318.10/1,110,887.53 = 361,241.97/x
  3. Step 3: Cross multiply
    740,318.10x = 1,110,887.53 × 361,241.97
  4. Step 4: Simplify right side
    740,318.10x = 401,299,194,716.70
  5. Step 5: Solve for x
    x = 401,299,194,716.70/740,318.10
  6. Step 6: Final answer
    x = 542,063.20

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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.