Home / 363,320.22-501,386.43-199,995.60

Finding the Fourth Proportional to 363,320.22, 501,386.43 and 199,995.60

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Solution

The fourth proportional to 363,320.22, 501,386.43 and 199,995.60 is: 275,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,320.22 : 501,386.43 = 199,995.60 : x
  2. Step 2: Convert to fraction form
    363,320.22/501,386.43 = 199,995.60/x
  3. Step 3: Cross multiply
    363,320.22x = 501,386.43 × 199,995.60
  4. Step 4: Simplify right side
    363,320.22x = 100,275,079,899.71
  5. Step 5: Solve for x
    x = 100,275,079,899.71/363,320.22
  6. Step 6: Final answer
    x = 275,996.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.