Home / 965,722.80-1,448,584.20-291,908.10

Finding the Fourth Proportional to 965,722.80, 1,448,584.20 and 291,908.10

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Solution

The fourth proportional to 965,722.80, 1,448,584.20 and 291,908.10 is: 437,862.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,722.80 : 1,448,584.20 = 291,908.10 : x
  2. Step 2: Convert to fraction form
    965,722.80/1,448,584.20 = 291,908.10/x
  3. Step 3: Cross multiply
    965,722.80x = 1,448,584.20 × 291,908.10
  4. Step 4: Simplify right side
    965,722.80x = 422,853,461,512.02
  5. Step 5: Solve for x
    x = 422,853,461,512.02/965,722.80
  6. Step 6: Final answer
    x = 437,862.15

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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.