Home / 682,039.21-1,023,058.76-382,543.14

Finding the Fourth Proportional to 682,039.21, 1,023,058.76 and 382,543.14

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Solution

The fourth proportional to 682,039.21, 1,023,058.76 and 382,543.14 is: 573,814.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,039.21 : 1,023,058.76 = 382,543.14 : x
  2. Step 2: Convert to fraction form
    682,039.21/1,023,058.76 = 382,543.14/x
  3. Step 3: Cross multiply
    682,039.21x = 1,023,058.76 × 382,543.14
  4. Step 4: Simplify right side
    682,039.21x = 391,364,112,378.66
  5. Step 5: Solve for x
    x = 391,364,112,378.66/682,039.21
  6. Step 6: Final answer
    x = 573,814.68

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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.