Home / 374,748.26-562,342.30-138,255.80

Finding the Fourth Proportional to 374,748.26, 562,342.30 and 138,255.80

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Solution

The fourth proportional to 374,748.26, 562,342.30 and 138,255.80 is: 207,464.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,748.26 : 562,342.30 = 138,255.80 : x
  2. Step 2: Convert to fraction form
    374,748.26/562,342.30 = 138,255.80/x
  3. Step 3: Cross multiply
    374,748.26x = 562,342.30 × 138,255.80
  4. Step 4: Simplify right side
    374,748.26x = 77,747,081,402.99
  5. Step 5: Solve for x
    x = 77,747,081,402.99/374,748.26
  6. Step 6: Final answer
    x = 207,464.83

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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.