Home / 629,013.33-868,048.74-357,089.25

Finding the Fourth Proportional to 629,013.33, 868,048.74 and 357,089.25

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Solution

The fourth proportional to 629,013.33, 868,048.74 and 357,089.25 is: 492,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,013.33 : 868,048.74 = 357,089.25 : x
  2. Step 2: Convert to fraction form
    629,013.33/868,048.74 = 357,089.25/x
  3. Step 3: Cross multiply
    629,013.33x = 868,048.74 × 357,089.25
  4. Step 4: Simplify right side
    629,013.33x = 309,970,873,530.05
  5. Step 5: Solve for x
    x = 309,970,873,530.05/629,013.33
  6. Step 6: Final answer
    x = 492,789.04

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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.