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Finding the Fourth Proportional to 591,485.32, 887,859.42 and 254,692.72

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Solution

The fourth proportional to 591,485.32, 887,859.42 and 254,692.72 is: 382,310.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,485.32 : 887,859.42 = 254,692.72 : x
  2. Step 2: Convert to fraction form
    591,485.32/887,859.42 = 254,692.72/x
  3. Step 3: Cross multiply
    591,485.32x = 887,859.42 × 254,692.72
  4. Step 4: Simplify right side
    591,485.32x = 226,131,330,657.42
  5. Step 5: Solve for x
    x = 226,131,330,657.42/591,485.32
  6. Step 6: Final answer
    x = 382,310.98

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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.