Home / 965,651.75-1,448,532.97-255,661.34

Finding the Fourth Proportional to 965,651.75, 1,448,532.97 and 255,661.34

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Solution

The fourth proportional to 965,651.75, 1,448,532.97 and 255,661.34 is: 383,506.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,651.75 : 1,448,532.97 = 255,661.34 : x
  2. Step 2: Convert to fraction form
    965,651.75/1,448,532.97 = 255,661.34/x
  3. Step 3: Cross multiply
    965,651.75x = 1,448,532.97 × 255,661.34
  4. Step 4: Simplify right side
    965,651.75x = 370,333,872,901.72
  5. Step 5: Solve for x
    x = 370,333,872,901.72/965,651.75
  6. Step 6: Final answer
    x = 383,506.66

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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.