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Finding the Fourth Proportional to 335,526.66, 463,177.94 and 220,865.49

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Solution

The fourth proportional to 335,526.66, 463,177.94 and 220,865.49 is: 304,893.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,526.66 : 463,177.94 = 220,865.49 : x
  2. Step 2: Convert to fraction form
    335,526.66/463,177.94 = 220,865.49/x
  3. Step 3: Cross multiply
    335,526.66x = 463,177.94 × 220,865.49
  4. Step 4: Simplify right side
    335,526.66x = 102,300,021,570.96
  5. Step 5: Solve for x
    x = 102,300,021,570.96/335,526.66
  6. Step 6: Final answer
    x = 304,893.87

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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.