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Finding the Fourth Proportional to 362,569.99, 541,483.92 and 308,687.53

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Solution

The fourth proportional to 362,569.99, 541,483.92 and 308,687.53 is: 461,012.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,569.99 : 541,483.92 = 308,687.53 : x
  2. Step 2: Convert to fraction form
    362,569.99/541,483.92 = 308,687.53/x
  3. Step 3: Cross multiply
    362,569.99x = 541,483.92 × 308,687.53
  4. Step 4: Simplify right side
    362,569.99x = 167,149,333,799.52
  5. Step 5: Solve for x
    x = 167,149,333,799.52/362,569.99
  6. Step 6: Final answer
    x = 461,012.60

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.