Home / 320,558.41-442,394.60-182,740.62

Finding the Fourth Proportional to 320,558.41, 442,394.60 and 182,740.62

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Solution

The fourth proportional to 320,558.41, 442,394.60 and 182,740.62 is: 252,195.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,558.41 : 442,394.60 = 182,740.62 : x
  2. Step 2: Convert to fraction form
    320,558.41/442,394.60 = 182,740.62/x
  3. Step 3: Cross multiply
    320,558.41x = 442,394.60 × 182,740.62
  4. Step 4: Simplify right side
    320,558.41x = 80,843,462,574.95
  5. Step 5: Solve for x
    x = 80,843,462,574.95/320,558.41
  6. Step 6: Final answer
    x = 252,195.73

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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.