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Finding the Fourth Proportional to 352,254.51, 486,078.52 and 199,304.27

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Solution

The fourth proportional to 352,254.51, 486,078.52 and 199,304.27 is: 275,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,254.51 : 486,078.52 = 199,304.27 : x
  2. Step 2: Convert to fraction form
    352,254.51/486,078.52 = 199,304.27/x
  3. Step 3: Cross multiply
    352,254.51x = 486,078.52 × 199,304.27
  4. Step 4: Simplify right side
    352,254.51x = 96,877,525,226.21
  5. Step 5: Solve for x
    x = 96,877,525,226.21/352,254.51
  6. Step 6: Final answer
    x = 275,021.39

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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.