Home / 324,934.08-487,440-114,528.48

Finding the Fourth Proportional to 324,934.08, 487,440 and 114,528.48

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Solution

The fourth proportional to 324,934.08, 487,440 and 114,528.48 is: 171,806.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,934.08 : 487,440 = 114,528.48 : x
  2. Step 2: Convert to fraction form
    324,934.08/487,440 = 114,528.48/x
  3. Step 3: Cross multiply
    324,934.08x = 487,440 × 114,528.48
  4. Step 4: Simplify right side
    324,934.08x = 55,825,762,291.20
  5. Step 5: Solve for x
    x = 55,825,762,291.20/324,934.08
  6. Step 6: Final answer
    x = 171,806.42

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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.