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Finding the Fourth Proportional to 402,654.51, 555,618.08 and 241,516.11

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Solution

The fourth proportional to 402,654.51, 555,618.08 and 241,516.11 is: 333,265.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,654.51 : 555,618.08 = 241,516.11 : x
  2. Step 2: Convert to fraction form
    402,654.51/555,618.08 = 241,516.11/x
  3. Step 3: Cross multiply
    402,654.51x = 555,618.08 × 241,516.11
  4. Step 4: Simplify right side
    402,654.51x = 134,190,716,119.69
  5. Step 5: Solve for x
    x = 134,190,716,119.69/402,654.51
  6. Step 6: Final answer
    x = 333,265.15

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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.