Home / 346,322.12-518,549-226,081.29

Finding the Fourth Proportional to 346,322.12, 518,549 and 226,081.29

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Solution

The fourth proportional to 346,322.12, 518,549 and 226,081.29 is: 338,512.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,322.12 : 518,549 = 226,081.29 : x
  2. Step 2: Convert to fraction form
    346,322.12/518,549 = 226,081.29/x
  3. Step 3: Cross multiply
    346,322.12x = 518,549 × 226,081.29
  4. Step 4: Simplify right side
    346,322.12x = 117,234,224,255.47
  5. Step 5: Solve for x
    x = 117,234,224,255.47/346,322.12
  6. Step 6: Final answer
    x = 338,512.09

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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.