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Finding the Fourth Proportional to 584,760.64, 806,924.64 and 330,136.96

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Solution

The fourth proportional to 584,760.64, 806,924.64 and 330,136.96 is: 455,563.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,760.64 : 806,924.64 = 330,136.96 : x
  2. Step 2: Convert to fraction form
    584,760.64/806,924.64 = 330,136.96/x
  3. Step 3: Cross multiply
    584,760.64x = 806,924.64 × 330,136.96
  4. Step 4: Simplify right side
    584,760.64x = 266,395,647,598.69
  5. Step 5: Solve for x
    x = 266,395,647,598.69/584,760.64
  6. Step 6: Final answer
    x = 455,563.57

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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.