Home / 965,145.60-1,448,282.88-404,133.12

Finding the Fourth Proportional to 965,145.60, 1,448,282.88 and 404,133.12

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Solution

The fourth proportional to 965,145.60, 1,448,282.88 and 404,133.12 is: 606,436.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,145.60 : 1,448,282.88 = 404,133.12 : x
  2. Step 2: Convert to fraction form
    965,145.60/1,448,282.88 = 404,133.12/x
  3. Step 3: Cross multiply
    965,145.60x = 1,448,282.88 × 404,133.12
  4. Step 4: Simplify right side
    965,145.60x = 585,299,078,936.99
  5. Step 5: Solve for x
    x = 585,299,078,936.99/965,145.60
  6. Step 6: Final answer
    x = 606,436.04

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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.