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Finding the Fourth Proportional to 504,251.51, 695,858.15 and 274,810.91

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Solution

The fourth proportional to 504,251.51, 695,858.15 and 274,810.91 is: 379,234.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,251.51 : 695,858.15 = 274,810.91 : x
  2. Step 2: Convert to fraction form
    504,251.51/695,858.15 = 274,810.91/x
  3. Step 3: Cross multiply
    504,251.51x = 695,858.15 × 274,810.91
  4. Step 4: Simplify right side
    504,251.51x = 191,229,408,640.15
  5. Step 5: Solve for x
    x = 191,229,408,640.15/504,251.51
  6. Step 6: Final answer
    x = 379,234.19

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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.