Home / 661,739.81-992,757.35-241,015.69

Finding the Fourth Proportional to 661,739.81, 992,757.35 and 241,015.69

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Solution

The fourth proportional to 661,739.81, 992,757.35 and 241,015.69 is: 361,577.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    661,739.81 : 992,757.35 = 241,015.69 : x
  2. Step 2: Convert to fraction form
    661,739.81/992,757.35 = 241,015.69/x
  3. Step 3: Cross multiply
    661,739.81x = 992,757.35 × 241,015.69
  4. Step 4: Simplify right side
    661,739.81x = 239,270,095,833.47
  5. Step 5: Solve for x
    x = 239,270,095,833.47/661,739.81
  6. Step 6: Final answer
    x = 361,577.30

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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.