Home / 448,255.24-618,614.12-252,083.48

Finding the Fourth Proportional to 448,255.24, 618,614.12 and 252,083.48

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Solution

The fourth proportional to 448,255.24, 618,614.12 and 252,083.48 is: 347,887.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,255.24 : 618,614.12 = 252,083.48 : x
  2. Step 2: Convert to fraction form
    448,255.24/618,614.12 = 252,083.48/x
  3. Step 3: Cross multiply
    448,255.24x = 618,614.12 × 252,083.48
  4. Step 4: Simplify right side
    448,255.24x = 155,942,397,683.88
  5. Step 5: Solve for x
    x = 155,942,397,683.88/448,255.24
  6. Step 6: Final answer
    x = 347,887.51

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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.