Home / 334,580.40-501,919.20-109,902.60

Finding the Fourth Proportional to 334,580.40, 501,919.20 and 109,902.60

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Solution

The fourth proportional to 334,580.40, 501,919.20 and 109,902.60 is: 164,869.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,580.40 : 501,919.20 = 109,902.60 : x
  2. Step 2: Convert to fraction form
    334,580.40/501,919.20 = 109,902.60/x
  3. Step 3: Cross multiply
    334,580.40x = 501,919.20 × 109,902.60
  4. Step 4: Simplify right side
    334,580.40x = 55,162,225,069.92
  5. Step 5: Solve for x
    x = 55,162,225,069.92/334,580.40
  6. Step 6: Final answer
    x = 164,869.86

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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.