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Finding the Fourth Proportional to 2,009.94, 3,014.88 and 549.09

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Solution

The fourth proportional to 2,009.94, 3,014.88 and 549.09 is: 823.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009.94 : 3,014.88 = 549.09 : x
  2. Step 2: Convert to fraction form
    2,009.94/3,014.88 = 549.09/x
  3. Step 3: Cross multiply
    2,009.94x = 3,014.88 × 549.09
  4. Step 4: Simplify right side
    2,009.94x = 1,655,440.46
  5. Step 5: Solve for x
    x = 1,655,440.46/2,009.94
  6. Step 6: Final answer
    x = 823.63

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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.