Home / 230,609.81-346,406.39-217,126.95

Finding the Fourth Proportional to 230,609.81, 346,406.39 and 217,126.95

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Solution

The fourth proportional to 230,609.81, 346,406.39 and 217,126.95 is: 326,153.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,609.81 : 346,406.39 = 217,126.95 : x
  2. Step 2: Convert to fraction form
    230,609.81/346,406.39 = 217,126.95/x
  3. Step 3: Cross multiply
    230,609.81x = 346,406.39 × 217,126.95
  4. Step 4: Simplify right side
    230,609.81x = 75,214,161,835.58
  5. Step 5: Solve for x
    x = 75,214,161,835.58/230,609.81
  6. Step 6: Final answer
    x = 326,153.36

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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.