Home / 376,317.12-519,323.76-206,567.04

Finding the Fourth Proportional to 376,317.12, 519,323.76 and 206,567.04

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Solution

The fourth proportional to 376,317.12, 519,323.76 and 206,567.04 is: 285,065.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,317.12 : 519,323.76 = 206,567.04 : x
  2. Step 2: Convert to fraction form
    376,317.12/519,323.76 = 206,567.04/x
  3. Step 3: Cross multiply
    376,317.12x = 519,323.76 × 206,567.04
  4. Step 4: Simplify right side
    376,317.12x = 107,275,171,904.87
  5. Step 5: Solve for x
    x = 107,275,171,904.87/376,317.12
  6. Step 6: Final answer
    x = 285,065.88

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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.