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Finding the Fourth Proportional to 300,551.10, 450,547.98 and 110,906.88

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Solution

The fourth proportional to 300,551.10, 450,547.98 and 110,906.88 is: 166,257.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,551.10 : 450,547.98 = 110,906.88 : x
  2. Step 2: Convert to fraction form
    300,551.10/450,547.98 = 110,906.88/x
  3. Step 3: Cross multiply
    300,551.10x = 450,547.98 × 110,906.88
  4. Step 4: Simplify right side
    300,551.10x = 49,968,870,752.10
  5. Step 5: Solve for x
    x = 49,968,870,752.10/300,551.10
  6. Step 6: Final answer
    x = 166,257.49

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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.