Home / 720,632.91-1,080,993.93-240,903.87

Finding the Fourth Proportional to 720,632.91, 1,080,993.93 and 240,903.87

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Solution

The fourth proportional to 720,632.91, 1,080,993.93 and 240,903.87 is: 361,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    720,632.91 : 1,080,993.93 = 240,903.87 : x
  2. Step 2: Convert to fraction form
    720,632.91/1,080,993.93 = 240,903.87/x
  3. Step 3: Cross multiply
    720,632.91x = 1,080,993.93 × 240,903.87
  4. Step 4: Simplify right side
    720,632.91x = 260,415,621,183.51
  5. Step 5: Solve for x
    x = 260,415,621,183.51/720,632.91
  6. Step 6: Final answer
    x = 361,370.70

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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.