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Finding the Fourth Proportional to 568,452.94, 784,466.57 and 313,804.13

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Solution

The fourth proportional to 568,452.94, 784,466.57 and 313,804.13 is: 433,050.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,452.94 : 784,466.57 = 313,804.13 : x
  2. Step 2: Convert to fraction form
    568,452.94/784,466.57 = 313,804.13/x
  3. Step 3: Cross multiply
    568,452.94x = 784,466.57 × 313,804.13
  4. Step 4: Simplify right side
    568,452.94x = 246,168,846,375.11
  5. Step 5: Solve for x
    x = 246,168,846,375.11/568,452.94
  6. Step 6: Final answer
    x = 433,050.53

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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.