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Finding the Fourth Proportional to 333,426.44, 499,888.16 and 108,652.66

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Solution

The fourth proportional to 333,426.44, 499,888.16 and 108,652.66 is: 162,897.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,426.44 : 499,888.16 = 108,652.66 : x
  2. Step 2: Convert to fraction form
    333,426.44/499,888.16 = 108,652.66/x
  3. Step 3: Cross multiply
    333,426.44x = 499,888.16 × 108,652.66
  4. Step 4: Simplify right side
    333,426.44x = 54,314,176,900.97
  5. Step 5: Solve for x
    x = 54,314,176,900.97/333,426.44
  6. Step 6: Final answer
    x = 162,897.03

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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.