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Finding the Fourth Proportional to 362,227.80, 543,341.70 and 334,234.20

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Solution

The fourth proportional to 362,227.80, 543,341.70 and 334,234.20 is: 501,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,227.80 : 543,341.70 = 334,234.20 : x
  2. Step 2: Convert to fraction form
    362,227.80/543,341.70 = 334,234.20/x
  3. Step 3: Cross multiply
    362,227.80x = 543,341.70 × 334,234.20
  4. Step 4: Simplify right side
    362,227.80x = 181,603,378,426.14
  5. Step 5: Solve for x
    x = 181,603,378,426.14/362,227.80
  6. Step 6: Final answer
    x = 501,351.30

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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.