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Finding the Fourth Proportional to 303,322.12, 454,983.10 and 162,887.56

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Solution

The fourth proportional to 303,322.12, 454,983.10 and 162,887.56 is: 244,331.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,322.12 : 454,983.10 = 162,887.56 : x
  2. Step 2: Convert to fraction form
    303,322.12/454,983.10 = 162,887.56/x
  3. Step 3: Cross multiply
    303,322.12x = 454,983.10 × 162,887.56
  4. Step 4: Simplify right side
    303,322.12x = 74,111,087,000.24
  5. Step 5: Solve for x
    x = 74,111,087,000.24/303,322.12
  6. Step 6: Final answer
    x = 244,331.30

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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.