Home / 579,169.62-799,259.42-321,049.35

Finding the Fourth Proportional to 579,169.62, 799,259.42 and 321,049.35

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Solution

The fourth proportional to 579,169.62, 799,259.42 and 321,049.35 is: 443,051.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,169.62 : 799,259.42 = 321,049.35 : x
  2. Step 2: Convert to fraction form
    579,169.62/799,259.42 = 321,049.35/x
  3. Step 3: Cross multiply
    579,169.62x = 799,259.42 × 321,049.35
  4. Step 4: Simplify right side
    579,169.62x = 256,601,718,075.00
  5. Step 5: Solve for x
    x = 256,601,718,075.00/579,169.62
  6. Step 6: Final answer
    x = 443,051.07

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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.