Home / 343,451.52-473,551.20-222,548.68

Finding the Fourth Proportional to 343,451.52, 473,551.20 and 222,548.68

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Solution

The fourth proportional to 343,451.52, 473,551.20 and 222,548.68 is: 306,850.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,451.52 : 473,551.20 = 222,548.68 : x
  2. Step 2: Convert to fraction form
    343,451.52/473,551.20 = 222,548.68/x
  3. Step 3: Cross multiply
    343,451.52x = 473,551.20 × 222,548.68
  4. Step 4: Simplify right side
    343,451.52x = 105,388,194,472.42
  5. Step 5: Solve for x
    x = 105,388,194,472.42/343,451.52
  6. Step 6: Final answer
    x = 306,850.28

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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.