Home / 357,865.41-493,841.73-196,719.30

Finding the Fourth Proportional to 357,865.41, 493,841.73 and 196,719.30

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Solution

The fourth proportional to 357,865.41, 493,841.73 and 196,719.30 is: 271,465.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,865.41 : 493,841.73 = 196,719.30 : x
  2. Step 2: Convert to fraction form
    357,865.41/493,841.73 = 196,719.30/x
  3. Step 3: Cross multiply
    357,865.41x = 493,841.73 × 196,719.30
  4. Step 4: Simplify right side
    357,865.41x = 97,148,199,067.54
  5. Step 5: Solve for x
    x = 97,148,199,067.54/357,865.41
  6. Step 6: Final answer
    x = 271,465.74

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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.