Home / 341,631.96-471,417.21-198,422.34

Finding the Fourth Proportional to 341,631.96, 471,417.21 and 198,422.34

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Solution

The fourth proportional to 341,631.96, 471,417.21 and 198,422.34 is: 273,802.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,631.96 : 471,417.21 = 198,422.34 : x
  2. Step 2: Convert to fraction form
    341,631.96/471,417.21 = 198,422.34/x
  3. Step 3: Cross multiply
    341,631.96x = 471,417.21 × 198,422.34
  4. Step 4: Simplify right side
    341,631.96x = 93,539,705,924.47
  5. Step 5: Solve for x
    x = 93,539,705,924.47/341,631.96
  6. Step 6: Final answer
    x = 273,802.56

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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.