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Finding the Fourth Proportional to 504,458.56, 696,131.17 and 275,010.27

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Solution

The fourth proportional to 504,458.56, 696,131.17 and 275,010.27 is: 379,502.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,458.56 : 696,131.17 = 275,010.27 : x
  2. Step 2: Convert to fraction form
    504,458.56/696,131.17 = 275,010.27/x
  3. Step 3: Cross multiply
    504,458.56x = 696,131.17 × 275,010.27
  4. Step 4: Simplify right side
    504,458.56x = 191,443,221,017.12
  5. Step 5: Solve for x
    x = 191,443,221,017.12/504,458.56
  6. Step 6: Final answer
    x = 379,502.37

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Double scale
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1.5x scale

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.