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Finding the Fourth Proportional to 344,062.30, 516,102.10 and 166,536.22

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Solution

The fourth proportional to 344,062.30, 516,102.10 and 166,536.22 is: 249,808.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,062.30 : 516,102.10 = 166,536.22 : x
  2. Step 2: Convert to fraction form
    344,062.30/516,102.10 = 166,536.22/x
  3. Step 3: Cross multiply
    344,062.30x = 516,102.10 × 166,536.22
  4. Step 4: Simplify right side
    344,062.30x = 85,949,692,868.06
  5. Step 5: Solve for x
    x = 85,949,692,868.06/344,062.30
  6. Step 6: Final answer
    x = 249,808.52

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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.