Home / 965,322.40-1,447,724.40-404,240.80

Finding the Fourth Proportional to 965,322.40, 1,447,724.40 and 404,240.80

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Solution

The fourth proportional to 965,322.40, 1,447,724.40 and 404,240.80 is: 606,252.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,322.40 : 1,447,724.40 = 404,240.80 : x
  2. Step 2: Convert to fraction form
    965,322.40/1,447,724.40 = 404,240.80/x
  3. Step 3: Cross multiply
    965,322.40x = 1,447,724.40 × 404,240.80
  4. Step 4: Simplify right side
    965,322.40x = 585,229,269,635.52
  5. Step 5: Solve for x
    x = 585,229,269,635.52/965,322.40
  6. Step 6: Final answer
    x = 606,252.66

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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.