Home / 719,817.12-1,079,614.96-240,053.36

Finding the Fourth Proportional to 719,817.12, 1,079,614.96 and 240,053.36

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Solution

The fourth proportional to 719,817.12, 1,079,614.96 and 240,053.36 is: 360,043.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,817.12 : 1,079,614.96 = 240,053.36 : x
  2. Step 2: Convert to fraction form
    719,817.12/1,079,614.96 = 240,053.36/x
  3. Step 3: Cross multiply
    719,817.12x = 1,079,614.96 × 240,053.36
  4. Step 4: Simplify right side
    719,817.12x = 259,165,198,654.27
  5. Step 5: Solve for x
    x = 259,165,198,654.27/719,817.12
  6. Step 6: Final answer
    x = 360,043.12

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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.