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Finding the Fourth Proportional to 597,620.77, 824,692.60 and 325,682.86

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Solution

The fourth proportional to 597,620.77, 824,692.60 and 325,682.86 is: 449,429.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,620.77 : 824,692.60 = 325,682.86 : x
  2. Step 2: Convert to fraction form
    597,620.77/824,692.60 = 325,682.86/x
  3. Step 3: Cross multiply
    597,620.77x = 824,692.60 × 325,682.86
  4. Step 4: Simplify right side
    597,620.77x = 268,588,242,960.42
  5. Step 5: Solve for x
    x = 268,588,242,960.42/597,620.77
  6. Step 6: Final answer
    x = 449,429.23

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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.