Home / 901,880.20-1,352,831.64-270,757.36

Finding the Fourth Proportional to 901,880.20, 1,352,831.64 and 270,757.36

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Solution

The fourth proportional to 901,880.20, 1,352,831.64 and 270,757.36 is: 406,139.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,880.20 : 1,352,831.64 = 270,757.36 : x
  2. Step 2: Convert to fraction form
    901,880.20/1,352,831.64 = 270,757.36/x
  3. Step 3: Cross multiply
    901,880.20x = 1,352,831.64 × 270,757.36
  4. Step 4: Simplify right side
    901,880.20x = 366,289,123,370.87
  5. Step 5: Solve for x
    x = 366,289,123,370.87/901,880.20
  6. Step 6: Final answer
    x = 406,139.44

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1.5x scale

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.