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Finding the Fourth Proportional to 491,583.36, 737,370.18 and 225,268.32

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Solution

The fourth proportional to 491,583.36, 737,370.18 and 225,268.32 is: 337,900.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,583.36 : 737,370.18 = 225,268.32 : x
  2. Step 2: Convert to fraction form
    491,583.36/737,370.18 = 225,268.32/x
  3. Step 3: Cross multiply
    491,583.36x = 737,370.18 × 225,268.32
  4. Step 4: Simplify right side
    491,583.36x = 166,106,141,666.70
  5. Step 5: Solve for x
    x = 166,106,141,666.70/491,583.36
  6. Step 6: Final answer
    x = 337,900.25

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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.