Home / 327,280.23-490,972.64-114,109.49

Finding the Fourth Proportional to 327,280.23, 490,972.64 and 114,109.49

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Solution

The fourth proportional to 327,280.23, 490,972.64 and 114,109.49 is: 171,182.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,280.23 : 490,972.64 = 114,109.49 : x
  2. Step 2: Convert to fraction form
    327,280.23/490,972.64 = 114,109.49/x
  3. Step 3: Cross multiply
    327,280.23x = 490,972.64 × 114,109.49
  4. Step 4: Simplify right side
    327,280.23x = 56,024,638,211.24
  5. Step 5: Solve for x
    x = 56,024,638,211.24/327,280.23
  6. Step 6: Final answer
    x = 171,182.47

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1.5x scale

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.