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Finding the Fourth Proportional to 303,183, 418,386.87 and 167,229.63

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Solution

The fourth proportional to 303,183, 418,386.87 and 167,229.63 is: 230,773.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,183 : 418,386.87 = 167,229.63 : x
  2. Step 2: Convert to fraction form
    303,183/418,386.87 = 167,229.63/x
  3. Step 3: Cross multiply
    303,183x = 418,386.87 × 167,229.63
  4. Step 4: Simplify right side
    303,183x = 69,966,681,466.96
  5. Step 5: Solve for x
    x = 69,966,681,466.96/303,183
  6. Step 6: Final answer
    x = 230,773.76

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1.5x scale

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.