Home / 1,007,286.64-1,511,552.04-408,252.76

Finding the Fourth Proportional to 1,007,286.64, 1,511,552.04 and 408,252.76

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Solution

The fourth proportional to 1,007,286.64, 1,511,552.04 and 408,252.76 is: 612,631.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,286.64 : 1,511,552.04 = 408,252.76 : x
  2. Step 2: Convert to fraction form
    1,007,286.64/1,511,552.04 = 408,252.76/x
  3. Step 3: Cross multiply
    1,007,286.64x = 1,511,552.04 × 408,252.76
  4. Step 4: Simplify right side
    1,007,286.64x = 617,095,292,213.63
  5. Step 5: Solve for x
    x = 617,095,292,213.63/1,007,286.64
  6. Step 6: Final answer
    x = 612,631.27

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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.