Home / 351,318.96-484,826.90-206,210.16

Finding the Fourth Proportional to 351,318.96, 484,826.90 and 206,210.16

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Solution

The fourth proportional to 351,318.96, 484,826.90 and 206,210.16 is: 284,573.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,318.96 : 484,826.90 = 206,210.16 : x
  2. Step 2: Convert to fraction form
    351,318.96/484,826.90 = 206,210.16/x
  3. Step 3: Cross multiply
    351,318.96x = 484,826.90 × 206,210.16
  4. Step 4: Simplify right side
    351,318.96x = 99,976,231,590.25
  5. Step 5: Solve for x
    x = 99,976,231,590.25/351,318.96
  6. Step 6: Final answer
    x = 284,573.97

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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.