Home / 441,247.69-661,762.18-125,707.33

Finding the Fourth Proportional to 441,247.69, 661,762.18 and 125,707.33

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Solution

The fourth proportional to 441,247.69, 661,762.18 and 125,707.33 is: 188,529.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,247.69 : 661,762.18 = 125,707.33 : x
  2. Step 2: Convert to fraction form
    441,247.69/661,762.18 = 125,707.33/x
  3. Step 3: Cross multiply
    441,247.69x = 661,762.18 × 125,707.33
  4. Step 4: Simplify right side
    441,247.69x = 83,188,356,742.78
  5. Step 5: Solve for x
    x = 83,188,356,742.78/441,247.69
  6. Step 6: Final answer
    x = 188,529.84

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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.