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Finding the Fourth Proportional to 605,328.79, 835,343.43 and 333,422.11

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Solution

The fourth proportional to 605,328.79, 835,343.43 and 333,422.11 is: 460,116.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,328.79 : 835,343.43 = 333,422.11 : x
  2. Step 2: Convert to fraction form
    605,328.79/835,343.43 = 333,422.11/x
  3. Step 3: Cross multiply
    605,328.79x = 835,343.43 × 333,422.11
  4. Step 4: Simplify right side
    605,328.79x = 278,521,969,005.24
  5. Step 5: Solve for x
    x = 278,521,969,005.24/605,328.79
  6. Step 6: Final answer
    x = 460,116.84

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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.