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Finding the Fourth Proportional to 580,156.02, 800,629.11 and 325,526.04

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Solution

The fourth proportional to 580,156.02, 800,629.11 and 325,526.04 is: 449,233.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,156.02 : 800,629.11 = 325,526.04 : x
  2. Step 2: Convert to fraction form
    580,156.02/800,629.11 = 325,526.04/x
  3. Step 3: Cross multiply
    580,156.02x = 800,629.11 × 325,526.04
  4. Step 4: Simplify right side
    580,156.02x = 260,625,623,687.02
  5. Step 5: Solve for x
    x = 260,625,623,687.02/580,156.02
  6. Step 6: Final answer
    x = 449,233.68

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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.