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Finding the Fourth Proportional to 333,229.95, 499,905.07 and 108,570.38

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Solution

The fourth proportional to 333,229.95, 499,905.07 and 108,570.38 is: 162,875.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,229.95 : 499,905.07 = 108,570.38 : x
  2. Step 2: Convert to fraction form
    333,229.95/499,905.07 = 108,570.38/x
  3. Step 3: Cross multiply
    333,229.95x = 499,905.07 × 108,570.38
  4. Step 4: Simplify right side
    333,229.95x = 54,274,880,642.88
  5. Step 5: Solve for x
    x = 54,274,880,642.88/333,229.95
  6. Step 6: Final answer
    x = 162,875.16

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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.