Home / 572,086.26-858,135.60-172,730.34

Finding the Fourth Proportional to 572,086.26, 858,135.60 and 172,730.34

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Solution

The fourth proportional to 572,086.26, 858,135.60 and 172,730.34 is: 259,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,086.26 : 858,135.60 = 172,730.34 : x
  2. Step 2: Convert to fraction form
    572,086.26/858,135.60 = 172,730.34/x
  3. Step 3: Cross multiply
    572,086.26x = 858,135.60 × 172,730.34
  4. Step 4: Simplify right side
    572,086.26x = 148,226,053,954.10
  5. Step 5: Solve for x
    x = 148,226,053,954.10/572,086.26
  6. Step 6: Final answer
    x = 259,097.38

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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.