Home / 296,961.40-445,381.62-109,928.44

Finding the Fourth Proportional to 296,961.40, 445,381.62 and 109,928.44

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Solution

The fourth proportional to 296,961.40, 445,381.62 and 109,928.44 is: 164,870.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,961.40 : 445,381.62 = 109,928.44 : x
  2. Step 2: Convert to fraction form
    296,961.40/445,381.62 = 109,928.44/x
  3. Step 3: Cross multiply
    296,961.40x = 445,381.62 × 109,928.44
  4. Step 4: Simplify right side
    296,961.40x = 48,960,106,691.27
  5. Step 5: Solve for x
    x = 48,960,106,691.27/296,961.40
  6. Step 6: Final answer
    x = 164,870.27

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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.