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Finding the Fourth Proportional to 568,562.04, 784,610.34 and 313,915.02

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Solution

The fourth proportional to 568,562.04, 784,610.34 and 313,915.02 is: 433,199.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,562.04 : 784,610.34 = 313,915.02 : x
  2. Step 2: Convert to fraction form
    568,562.04/784,610.34 = 313,915.02/x
  3. Step 3: Cross multiply
    568,562.04x = 784,610.34 × 313,915.02
  4. Step 4: Simplify right side
    568,562.04x = 246,300,970,573.31
  5. Step 5: Solve for x
    x = 246,300,970,573.31/568,562.04
  6. Step 6: Final answer
    x = 433,199.82

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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.