Home / 251,720.69-377,581.04-236,324.21

Finding the Fourth Proportional to 251,720.69, 377,581.04 and 236,324.21

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Solution

The fourth proportional to 251,720.69, 377,581.04 and 236,324.21 is: 354,486.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,720.69 : 377,581.04 = 236,324.21 : x
  2. Step 2: Convert to fraction form
    251,720.69/377,581.04 = 236,324.21/x
  3. Step 3: Cross multiply
    251,720.69x = 377,581.04 × 236,324.21
  4. Step 4: Simplify right side
    251,720.69x = 89,231,537,919.45
  5. Step 5: Solve for x
    x = 89,231,537,919.45/251,720.69
  6. Step 6: Final answer
    x = 354,486.31

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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.