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Finding the Fourth Proportional to 595,522.71, 892,781.65 and 258,309.48

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Solution

The fourth proportional to 595,522.71, 892,781.65 and 258,309.48 is: 387,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,522.71 : 892,781.65 = 258,309.48 : x
  2. Step 2: Convert to fraction form
    595,522.71/892,781.65 = 258,309.48/x
  3. Step 3: Cross multiply
    595,522.71x = 892,781.65 × 258,309.48
  4. Step 4: Simplify right side
    595,522.71x = 230,613,965,982.87
  5. Step 5: Solve for x
    x = 230,613,965,982.87/595,522.71
  6. Step 6: Final answer
    x = 387,246.30

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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.