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Finding the Fourth Proportional to 365,578.67, 548,637.51 and 173,453.91

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Solution

The fourth proportional to 365,578.67, 548,637.51 and 173,453.91 is: 260,308.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,578.67 : 548,637.51 = 173,453.91 : x
  2. Step 2: Convert to fraction form
    365,578.67/548,637.51 = 173,453.91/x
  3. Step 3: Cross multiply
    365,578.67x = 548,637.51 × 173,453.91
  4. Step 4: Simplify right side
    365,578.67x = 95,163,321,282.16
  5. Step 5: Solve for x
    x = 95,163,321,282.16/365,578.67
  6. Step 6: Final answer
    x = 260,308.74

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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.