Home / 557,135.40-835,822.99-172,876.60

Finding the Fourth Proportional to 557,135.40, 835,822.99 and 172,876.60

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Solution

The fourth proportional to 557,135.40, 835,822.99 and 172,876.60 is: 259,352.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,135.40 : 835,822.99 = 172,876.60 : x
  2. Step 2: Convert to fraction form
    557,135.40/835,822.99 = 172,876.60/x
  3. Step 3: Cross multiply
    557,135.40x = 835,822.99 × 172,876.60
  4. Step 4: Simplify right side
    557,135.40x = 144,494,234,792.37
  5. Step 5: Solve for x
    x = 144,494,234,792.37/557,135.40
  6. Step 6: Final answer
    x = 259,352.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.