Home / 1,208,532.92-1,812,799.83-309,974.58

Finding the Fourth Proportional to 1,208,532.92, 1,812,799.83 and 309,974.58

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Solution

The fourth proportional to 1,208,532.92, 1,812,799.83 and 309,974.58 is: 464,961.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,532.92 : 1,812,799.83 = 309,974.58 : x
  2. Step 2: Convert to fraction form
    1,208,532.92/1,812,799.83 = 309,974.58/x
  3. Step 3: Cross multiply
    1,208,532.92x = 1,812,799.83 × 309,974.58
  4. Step 4: Simplify right side
    1,208,532.92x = 561,921,865,928.32
  5. Step 5: Solve for x
    x = 561,921,865,928.32/1,208,532.92
  6. Step 6: Final answer
    x = 464,961.99

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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.