Home / 304,801.87-455,349.02-197,310.13

Finding the Fourth Proportional to 304,801.87, 455,349.02 and 197,310.13

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Solution

The fourth proportional to 304,801.87, 455,349.02 and 197,310.13 is: 294,765.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,801.87 : 455,349.02 = 197,310.13 : x
  2. Step 2: Convert to fraction form
    304,801.87/455,349.02 = 197,310.13/x
  3. Step 3: Cross multiply
    304,801.87x = 455,349.02 × 197,310.13
  4. Step 4: Simplify right side
    304,801.87x = 89,844,976,891.70
  5. Step 5: Solve for x
    x = 89,844,976,891.70/304,801.87
  6. Step 6: Final answer
    x = 294,765.18

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.