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Finding the Fourth Proportional to 504,144.23, 695,710.24 and 274,703.44

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Solution

The fourth proportional to 504,144.23, 695,710.24 and 274,703.44 is: 379,085.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,144.23 : 695,710.24 = 274,703.44 : x
  2. Step 2: Convert to fraction form
    504,144.23/695,710.24 = 274,703.44/x
  3. Step 3: Cross multiply
    504,144.23x = 695,710.24 × 274,703.44
  4. Step 4: Simplify right side
    504,144.23x = 191,113,996,171.23
  5. Step 5: Solve for x
    x = 191,113,996,171.23/504,144.23
  6. Step 6: Final answer
    x = 379,085.95

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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.