Home / 260,584.68-390,934.41-148,317.75

Finding the Fourth Proportional to 260,584.68, 390,934.41 and 148,317.75

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Solution

The fourth proportional to 260,584.68, 390,934.41 and 148,317.75 is: 222,509.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,584.68 : 390,934.41 = 148,317.75 : x
  2. Step 2: Convert to fraction form
    260,584.68/390,934.41 = 148,317.75/x
  3. Step 3: Cross multiply
    260,584.68x = 390,934.41 × 148,317.75
  4. Step 4: Simplify right side
    260,584.68x = 57,982,512,088.78
  5. Step 5: Solve for x
    x = 57,982,512,088.78/260,584.68
  6. Step 6: Final answer
    x = 222,509.29

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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.