Home / 878,936.46-1,318,530.96-271,772.04

Finding the Fourth Proportional to 878,936.46, 1,318,530.96 and 271,772.04

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Solution

The fourth proportional to 878,936.46, 1,318,530.96 and 271,772.04 is: 407,697.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,936.46 : 1,318,530.96 = 271,772.04 : x
  2. Step 2: Convert to fraction form
    878,936.46/1,318,530.96 = 271,772.04/x
  3. Step 3: Cross multiply
    878,936.46x = 1,318,530.96 × 271,772.04
  4. Step 4: Simplify right side
    878,936.46x = 358,339,848,802.36
  5. Step 5: Solve for x
    x = 358,339,848,802.36/878,936.46
  6. Step 6: Final answer
    x = 407,697.10

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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.