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Finding the Fourth Proportional to 331,625.95, 497,436.80 and 94,969.46

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Solution

The fourth proportional to 331,625.95, 497,436.80 and 94,969.46 is: 142,453.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,625.95 : 497,436.80 = 94,969.46 : x
  2. Step 2: Convert to fraction form
    331,625.95/497,436.80 = 94,969.46/x
  3. Step 3: Cross multiply
    331,625.95x = 497,436.80 × 94,969.46
  4. Step 4: Simplify right side
    331,625.95x = 47,241,305,048.87
  5. Step 5: Solve for x
    x = 47,241,305,048.87/331,625.95
  6. Step 6: Final answer
    x = 142,453.58

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1.5x scale

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.