Home / 328,654.64-493,036.44-115,367.23

Finding the Fourth Proportional to 328,654.64, 493,036.44 and 115,367.23

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Solution

The fourth proportional to 328,654.64, 493,036.44 and 115,367.23 is: 173,069.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,654.64 : 493,036.44 = 115,367.23 : x
  2. Step 2: Convert to fraction form
    328,654.64/493,036.44 = 115,367.23/x
  3. Step 3: Cross multiply
    328,654.64x = 493,036.44 × 115,367.23
  4. Step 4: Simplify right side
    328,654.64x = 56,880,245,329.84
  5. Step 5: Solve for x
    x = 56,880,245,329.84/328,654.64
  6. Step 6: Final answer
    x = 173,069.96

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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.