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Finding the Fourth Proportional to 595,489.30, 892,731.77 and 258,275.97

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Solution

The fourth proportional to 595,489.30, 892,731.77 and 258,275.97 is: 387,196.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,489.30 : 892,731.77 = 258,275.97 : x
  2. Step 2: Convert to fraction form
    595,489.30/892,731.77 = 258,275.97/x
  3. Step 3: Cross multiply
    595,489.30x = 892,731.77 × 258,275.97
  4. Step 4: Simplify right side
    595,489.30x = 230,571,163,523.72
  5. Step 5: Solve for x
    x = 230,571,163,523.72/595,489.30
  6. Step 6: Final answer
    x = 387,196.15

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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.