Home / 265,995.11-367,208.64-205,429.79

Finding the Fourth Proportional to 265,995.11, 367,208.64 and 205,429.79

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Solution

The fourth proportional to 265,995.11, 367,208.64 and 205,429.79 is: 283,597.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,995.11 : 367,208.64 = 205,429.79 : x
  2. Step 2: Convert to fraction form
    265,995.11/367,208.64 = 205,429.79/x
  3. Step 3: Cross multiply
    265,995.11x = 367,208.64 × 205,429.79
  4. Step 4: Simplify right side
    265,995.11x = 75,435,594,719.41
  5. Step 5: Solve for x
    x = 75,435,594,719.41/265,995.11
  6. Step 6: Final answer
    x = 283,597.67

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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.