Home / 372,913.20-514,606.61-227,961.75

Finding the Fourth Proportional to 372,913.20, 514,606.61 and 227,961.75

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Solution

The fourth proportional to 372,913.20, 514,606.61 and 227,961.75 is: 314,578.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,913.20 : 514,606.61 = 227,961.75 : x
  2. Step 2: Convert to fraction form
    372,913.20/514,606.61 = 227,961.75/x
  3. Step 3: Cross multiply
    372,913.20x = 514,606.61 × 227,961.75
  4. Step 4: Simplify right side
    372,913.20x = 117,310,621,699.90
  5. Step 5: Solve for x
    x = 117,310,621,699.90/372,913.20
  6. Step 6: Final answer
    x = 314,578.89

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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.