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Finding the Fourth Proportional to 501,625.56, 692,251.74 and 275,292.12

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Solution

The fourth proportional to 501,625.56, 692,251.74 and 275,292.12 is: 379,907.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,625.56 : 692,251.74 = 275,292.12 : x
  2. Step 2: Convert to fraction form
    501,625.56/692,251.74 = 275,292.12/x
  3. Step 3: Cross multiply
    501,625.56x = 692,251.74 × 275,292.12
  4. Step 4: Simplify right side
    501,625.56x = 190,571,449,078.29
  5. Step 5: Solve for x
    x = 190,571,449,078.29/501,625.56
  6. Step 6: Final answer
    x = 379,907.77

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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.