Home / 572,077.63-858,255.18-172,694.56

Finding the Fourth Proportional to 572,077.63, 858,255.18 and 172,694.56

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Solution

The fourth proportional to 572,077.63, 858,255.18 and 172,694.56 is: 259,083.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,077.63 : 858,255.18 = 172,694.56 : x
  2. Step 2: Convert to fraction form
    572,077.63/858,255.18 = 172,694.56/x
  3. Step 3: Cross multiply
    572,077.63x = 858,255.18 × 172,694.56
  4. Step 4: Simplify right side
    572,077.63x = 148,216,000,677.82
  5. Step 5: Solve for x
    x = 148,216,000,677.82/572,077.63
  6. Step 6: Final answer
    x = 259,083.72

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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.