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Finding the Fourth Proportional to 574,324.96, 792,594.56 and 319,692.64

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Solution

The fourth proportional to 574,324.96, 792,594.56 and 319,692.64 is: 441,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,324.96 : 792,594.56 = 319,692.64 : x
  2. Step 2: Convert to fraction form
    574,324.96/792,594.56 = 319,692.64/x
  3. Step 3: Cross multiply
    574,324.96x = 792,594.56 × 319,692.64
  4. Step 4: Simplify right side
    574,324.96x = 253,386,647,336.04
  5. Step 5: Solve for x
    x = 253,386,647,336.04/574,324.96
  6. Step 6: Final answer
    x = 441,190.38

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1.5x scale

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.