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Finding the Fourth Proportional to 562,514.40, 843,944.40 and 444,232.80

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Solution

The fourth proportional to 562,514.40, 843,944.40 and 444,232.80 is: 666,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,514.40 : 843,944.40 = 444,232.80 : x
  2. Step 2: Convert to fraction form
    562,514.40/843,944.40 = 444,232.80/x
  3. Step 3: Cross multiply
    562,514.40x = 843,944.40 × 444,232.80
  4. Step 4: Simplify right side
    562,514.40x = 374,907,783,856.32
  5. Step 5: Solve for x
    x = 374,907,783,856.32/562,514.40
  6. Step 6: Final answer
    x = 666,485.66

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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.