Home / 806,843.70-1,210,265.55-245,877.30

Finding the Fourth Proportional to 806,843.70, 1,210,265.55 and 245,877.30

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Solution

The fourth proportional to 806,843.70, 1,210,265.55 and 245,877.30 is: 368,815.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,843.70 : 1,210,265.55 = 245,877.30 : x
  2. Step 2: Convert to fraction form
    806,843.70/1,210,265.55 = 245,877.30/x
  3. Step 3: Cross multiply
    806,843.70x = 1,210,265.55 × 245,877.30
  4. Step 4: Simplify right side
    806,843.70x = 297,576,825,717.02
  5. Step 5: Solve for x
    x = 297,576,825,717.02/806,843.70
  6. Step 6: Final answer
    x = 368,815.95

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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.