Home / 343,215.22-473,617.65-199,998.58

Finding the Fourth Proportional to 343,215.22, 473,617.65 and 199,998.58

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Solution

The fourth proportional to 343,215.22, 473,617.65 and 199,998.58 is: 275,986.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,215.22 : 473,617.65 = 199,998.58 : x
  2. Step 2: Convert to fraction form
    343,215.22/473,617.65 = 199,998.58/x
  3. Step 3: Cross multiply
    343,215.22x = 473,617.65 × 199,998.58
  4. Step 4: Simplify right side
    343,215.22x = 94,722,857,462.94
  5. Step 5: Solve for x
    x = 94,722,857,462.94/343,215.22
  6. Step 6: Final answer
    x = 275,986.76

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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.