Home / 371,217.02-512,279.82-201,451.14

Finding the Fourth Proportional to 371,217.02, 512,279.82 and 201,451.14

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Solution

The fourth proportional to 371,217.02, 512,279.82 and 201,451.14 is: 278,002.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,217.02 : 512,279.82 = 201,451.14 : x
  2. Step 2: Convert to fraction form
    371,217.02/512,279.82 = 201,451.14/x
  3. Step 3: Cross multiply
    371,217.02x = 512,279.82 × 201,451.14
  4. Step 4: Simplify right side
    371,217.02x = 103,199,353,738.00
  5. Step 5: Solve for x
    x = 103,199,353,738.00/371,217.02
  6. Step 6: Final answer
    x = 278,002.76

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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.