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Finding the Fourth Proportional to 507,565.94, 701,364.77 and 482,969.48

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Solution

The fourth proportional to 507,565.94, 701,364.77 and 482,969.48 is: 667,376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,565.94 : 701,364.77 = 482,969.48 : x
  2. Step 2: Convert to fraction form
    507,565.94/701,364.77 = 482,969.48/x
  3. Step 3: Cross multiply
    507,565.94x = 701,364.77 × 482,969.48
  4. Step 4: Simplify right side
    507,565.94x = 338,737,772,335.55
  5. Step 5: Solve for x
    x = 338,737,772,335.55/507,565.94
  6. Step 6: Final answer
    x = 667,376.88

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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.