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Finding the Fourth Proportional to 333,888.84, 499,749.48 and 245,122.56

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Solution

The fourth proportional to 333,888.84, 499,749.48 and 245,122.56 is: 366,888.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,888.84 : 499,749.48 = 245,122.56 : x
  2. Step 2: Convert to fraction form
    333,888.84/499,749.48 = 245,122.56/x
  3. Step 3: Cross multiply
    333,888.84x = 499,749.48 × 245,122.56
  4. Step 4: Simplify right side
    333,888.84x = 122,499,871,896.27
  5. Step 5: Solve for x
    x = 122,499,871,896.27/333,888.84
  6. Step 6: Final answer
    x = 366,888.19

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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.