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Finding the Fourth Proportional to 266,301.76, 366,749.65 and 265,471.39

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Solution

The fourth proportional to 266,301.76, 366,749.65 and 265,471.39 is: 365,606.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,301.76 : 366,749.65 = 265,471.39 : x
  2. Step 2: Convert to fraction form
    266,301.76/366,749.65 = 265,471.39/x
  3. Step 3: Cross multiply
    266,301.76x = 366,749.65 × 265,471.39
  4. Step 4: Simplify right side
    266,301.76x = 97,361,537,863.92
  5. Step 5: Solve for x
    x = 97,361,537,863.92/266,301.76
  6. Step 6: Final answer
    x = 365,606.06

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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.