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Finding the Fourth Proportional to 695,169, 1,042,759.89 and 274,444.88

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Solution

The fourth proportional to 695,169, 1,042,759.89 and 274,444.88 is: 411,669.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,169 : 1,042,759.89 = 274,444.88 : x
  2. Step 2: Convert to fraction form
    695,169/1,042,759.89 = 274,444.88/x
  3. Step 3: Cross multiply
    695,169x = 1,042,759.89 × 274,444.88
  4. Step 4: Simplify right side
    695,169x = 286,180,107,666.06
  5. Step 5: Solve for x
    x = 286,180,107,666.06/695,169
  6. Step 6: Final answer
    x = 411,669.84

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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.