Home / 965,799.78-1,448,918.37-516,283.80

Finding the Fourth Proportional to 965,799.78, 1,448,918.37 and 516,283.80

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Solution

The fourth proportional to 965,799.78, 1,448,918.37 and 516,283.80 is: 774,542.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,799.78 : 1,448,918.37 = 516,283.80 : x
  2. Step 2: Convert to fraction form
    965,799.78/1,448,918.37 = 516,283.80/x
  3. Step 3: Cross multiply
    965,799.78x = 1,448,918.37 × 516,283.80
  4. Step 4: Simplify right side
    965,799.78x = 748,053,081,953.41
  5. Step 5: Solve for x
    x = 748,053,081,953.41/965,799.78
  6. Step 6: Final answer
    x = 774,542.61

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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.