Home / 593,075.57-818,451.09-321,149.66

Finding the Fourth Proportional to 593,075.57, 818,451.09 and 321,149.66

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Solution

The fourth proportional to 593,075.57, 818,451.09 and 321,149.66 is: 443,190.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    593,075.57 : 818,451.09 = 321,149.66 : x
  2. Step 2: Convert to fraction form
    593,075.57/818,451.09 = 321,149.66/x
  3. Step 3: Cross multiply
    593,075.57x = 818,451.09 × 321,149.66
  4. Step 4: Simplify right side
    593,075.57x = 262,845,285,187.87
  5. Step 5: Solve for x
    x = 262,845,285,187.87/593,075.57
  6. Step 6: Final answer
    x = 443,190.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.