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Finding the Fourth Proportional to 572,288.04, 858,512.52 and 172,883.52

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Solution

The fourth proportional to 572,288.04, 858,512.52 and 172,883.52 is: 259,349.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,288.04 : 858,512.52 = 172,883.52 : x
  2. Step 2: Convert to fraction form
    572,288.04/858,512.52 = 172,883.52/x
  3. Step 3: Cross multiply
    572,288.04x = 858,512.52 × 172,883.52
  4. Step 4: Simplify right side
    572,288.04x = 148,422,666,421.67
  5. Step 5: Solve for x
    x = 148,422,666,421.67/572,288.04
  6. Step 6: Final answer
    x = 259,349.59

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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.