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Finding the Fourth Proportional to 605,617.64, 835,748.23 and 333,679.22

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Solution

The fourth proportional to 605,617.64, 835,748.23 and 333,679.22 is: 460,475.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,617.64 : 835,748.23 = 333,679.22 : x
  2. Step 2: Convert to fraction form
    605,617.64/835,748.23 = 333,679.22/x
  3. Step 3: Cross multiply
    605,617.64x = 835,748.23 × 333,679.22
  4. Step 4: Simplify right side
    605,617.64x = 278,871,818,757.95
  5. Step 5: Solve for x
    x = 278,871,818,757.95/605,617.64
  6. Step 6: Final answer
    x = 460,475.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.