Home / 637,730.12-880,107.46-351,250.14

Finding the Fourth Proportional to 637,730.12, 880,107.46 and 351,250.14

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Solution

The fourth proportional to 637,730.12, 880,107.46 and 351,250.14 is: 484,747.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,730.12 : 880,107.46 = 351,250.14 : x
  2. Step 2: Convert to fraction form
    637,730.12/880,107.46 = 351,250.14/x
  3. Step 3: Cross multiply
    637,730.12x = 880,107.46 × 351,250.14
  4. Step 4: Simplify right side
    637,730.12x = 309,137,868,540.04
  5. Step 5: Solve for x
    x = 309,137,868,540.04/637,730.12
  6. Step 6: Final answer
    x = 484,747.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.