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Finding the Fourth Proportional to 300,304.25, 450,243.75 and 150,437.64

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Solution

The fourth proportional to 300,304.25, 450,243.75 and 150,437.64 is: 225,549.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,304.25 : 450,243.75 = 150,437.64 : x
  2. Step 2: Convert to fraction form
    300,304.25/450,243.75 = 150,437.64/x
  3. Step 3: Cross multiply
    300,304.25x = 450,243.75 × 150,437.64
  4. Step 4: Simplify right side
    300,304.25x = 67,733,607,174.75
  5. Step 5: Solve for x
    x = 67,733,607,174.75/300,304.25
  6. Step 6: Final answer
    x = 225,549.95

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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.