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Finding the Fourth Proportional to 300,334.32, 450,633.48 and 113,302.08

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Solution

The fourth proportional to 300,334.32, 450,633.48 and 113,302.08 is: 170,002.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,334.32 : 450,633.48 = 113,302.08 : x
  2. Step 2: Convert to fraction form
    300,334.32/450,633.48 = 113,302.08/x
  3. Step 3: Cross multiply
    300,334.32x = 450,633.48 × 113,302.08
  4. Step 4: Simplify right side
    300,334.32x = 51,057,710,601.64
  5. Step 5: Solve for x
    x = 51,057,710,601.64/300,334.32
  6. Step 6: Final answer
    x = 170,002.92

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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.