Home / 744,015.04-1,116,080.18-231,615.79

Finding the Fourth Proportional to 744,015.04, 1,116,080.18 and 231,615.79

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Solution

The fourth proportional to 744,015.04, 1,116,080.18 and 231,615.79 is: 347,441.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,015.04 : 1,116,080.18 = 231,615.79 : x
  2. Step 2: Convert to fraction form
    744,015.04/1,116,080.18 = 231,615.79/x
  3. Step 3: Cross multiply
    744,015.04x = 1,116,080.18 × 231,615.79
  4. Step 4: Simplify right side
    744,015.04x = 258,501,785,855.56
  5. Step 5: Solve for x
    x = 258,501,785,855.56/744,015.04
  6. Step 6: Final answer
    x = 347,441.62

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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.