Home / 459,462.11-633,964.79-268,438.59

Finding the Fourth Proportional to 459,462.11, 633,964.79 and 268,438.59

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Solution

The fourth proportional to 459,462.11, 633,964.79 and 268,438.59 is: 370,390.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,462.11 : 633,964.79 = 268,438.59 : x
  2. Step 2: Convert to fraction form
    459,462.11/633,964.79 = 268,438.59/x
  3. Step 3: Cross multiply
    459,462.11x = 633,964.79 × 268,438.59
  4. Step 4: Simplify right side
    459,462.11x = 170,180,615,008.34
  5. Step 5: Solve for x
    x = 170,180,615,008.34/459,462.11
  6. Step 6: Final answer
    x = 370,390.97

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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.