Home / 334,841.38-462,202.41-221,700.58

Finding the Fourth Proportional to 334,841.38, 462,202.41 and 221,700.58

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Solution

The fourth proportional to 334,841.38, 462,202.41 and 221,700.58 is: 306,027.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,841.38 : 462,202.41 = 221,700.58 : x
  2. Step 2: Convert to fraction form
    334,841.38/462,202.41 = 221,700.58/x
  3. Step 3: Cross multiply
    334,841.38x = 462,202.41 × 221,700.58
  4. Step 4: Simplify right side
    334,841.38x = 102,470,542,374.40
  5. Step 5: Solve for x
    x = 102,470,542,374.40/334,841.38
  6. Step 6: Final answer
    x = 306,027.12

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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.