Home / 965,289.20-1,448,452.20-404,380.40

Finding the Fourth Proportional to 965,289.20, 1,448,452.20 and 404,380.40

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Solution

The fourth proportional to 965,289.20, 1,448,452.20 and 404,380.40 is: 606,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,289.20 : 1,448,452.20 = 404,380.40 : x
  2. Step 2: Convert to fraction form
    965,289.20/1,448,452.20 = 404,380.40/x
  3. Step 3: Cross multiply
    965,289.20x = 1,448,452.20 × 404,380.40
  4. Step 4: Simplify right side
    965,289.20x = 585,725,680,016.88
  5. Step 5: Solve for x
    x = 585,725,680,016.88/965,289.20
  6. Step 6: Final answer
    x = 606,787.77

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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.