Home / 370,528.41-556,536.60-221,060.73

Finding the Fourth Proportional to 370,528.41, 556,536.60 and 221,060.73

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Solution

The fourth proportional to 370,528.41, 556,536.60 and 221,060.73 is: 332,034.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,528.41 : 556,536.60 = 221,060.73 : x
  2. Step 2: Convert to fraction form
    370,528.41/556,536.60 = 221,060.73/x
  3. Step 3: Cross multiply
    370,528.41x = 556,536.60 × 221,060.73
  4. Step 4: Simplify right side
    370,528.41x = 123,028,387,067.72
  5. Step 5: Solve for x
    x = 123,028,387,067.72/370,528.41
  6. Step 6: Final answer
    x = 332,034.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.