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Finding the Fourth Proportional to 401,902.02, 554,604.75 and 232,126.02

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Solution

The fourth proportional to 401,902.02, 554,604.75 and 232,126.02 is: 320,322.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,902.02 : 554,604.75 = 232,126.02 : x
  2. Step 2: Convert to fraction form
    401,902.02/554,604.75 = 232,126.02/x
  3. Step 3: Cross multiply
    401,902.02x = 554,604.75 × 232,126.02
  4. Step 4: Simplify right side
    401,902.02x = 128,738,193,516.48
  5. Step 5: Solve for x
    x = 128,738,193,516.48/401,902.02
  6. Step 6: Final answer
    x = 320,322.33

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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.