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Finding the Fourth Proportional to 310,822.70, 466,234.05 and 248,614.70

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Solution

The fourth proportional to 310,822.70, 466,234.05 and 248,614.70 is: 372,922.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,822.70 : 466,234.05 = 248,614.70 : x
  2. Step 2: Convert to fraction form
    310,822.70/466,234.05 = 248,614.70/x
  3. Step 3: Cross multiply
    310,822.70x = 466,234.05 × 248,614.70
  4. Step 4: Simplify right side
    310,822.70x = 115,912,638,470.54
  5. Step 5: Solve for x
    x = 115,912,638,470.54/310,822.70
  6. Step 6: Final answer
    x = 372,922.05

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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.