Home / 965,724.40-1,448,327.40-404,642.80

Finding the Fourth Proportional to 965,724.40, 1,448,327.40 and 404,642.80

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Solution

The fourth proportional to 965,724.40, 1,448,327.40 and 404,642.80 is: 606,855.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,724.40 : 1,448,327.40 = 404,642.80 : x
  2. Step 2: Convert to fraction form
    965,724.40/1,448,327.40 = 404,642.80/x
  3. Step 3: Cross multiply
    965,724.40x = 1,448,327.40 × 404,642.80
  4. Step 4: Simplify right side
    965,724.40x = 586,055,254,452.72
  5. Step 5: Solve for x
    x = 586,055,254,452.72/965,724.40
  6. Step 6: Final answer
    x = 606,855.59

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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.