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Finding the Fourth Proportional to 343,388.44, 473,716.15 and 222,568.84

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Solution

The fourth proportional to 343,388.44, 473,716.15 and 222,568.84 is: 307,041.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,388.44 : 473,716.15 = 222,568.84 : x
  2. Step 2: Convert to fraction form
    343,388.44/473,716.15 = 222,568.84/x
  3. Step 3: Cross multiply
    343,388.44x = 473,716.15 × 222,568.84
  4. Step 4: Simplify right side
    343,388.44x = 105,434,453,994.77
  5. Step 5: Solve for x
    x = 105,434,453,994.77/343,388.44
  6. Step 6: Final answer
    x = 307,041.36

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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.