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Finding the Fourth Proportional to 545,898.72, 819,033.84 and 333,092.64

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Solution

The fourth proportional to 545,898.72, 819,033.84 and 333,092.64 is: 499,752.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,898.72 : 819,033.84 = 333,092.64 : x
  2. Step 2: Convert to fraction form
    545,898.72/819,033.84 = 333,092.64/x
  3. Step 3: Cross multiply
    545,898.72x = 819,033.84 × 333,092.64
  4. Step 4: Simplify right side
    545,898.72x = 272,814,144,014.94
  5. Step 5: Solve for x
    x = 272,814,144,014.94/545,898.72
  6. Step 6: Final answer
    x = 499,752.31

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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.