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Finding the Fourth Proportional to 552,584.86, 828,874.55 and 477,476.44

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Solution

The fourth proportional to 552,584.86, 828,874.55 and 477,476.44 is: 716,212.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,584.86 : 828,874.55 = 477,476.44 : x
  2. Step 2: Convert to fraction form
    552,584.86/828,874.55 = 477,476.44/x
  3. Step 3: Cross multiply
    552,584.86x = 828,874.55 × 477,476.44
  4. Step 4: Simplify right side
    552,584.86x = 395,768,068,462.11
  5. Step 5: Solve for x
    x = 395,768,068,462.11/552,584.86
  6. Step 6: Final answer
    x = 716,212.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.