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Finding the Fourth Proportional to 599,208.48, 825,770.88 and 429,147.36

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Solution

The fourth proportional to 599,208.48, 825,770.88 and 429,147.36 is: 591,409.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,208.48 : 825,770.88 = 429,147.36 : x
  2. Step 2: Convert to fraction form
    599,208.48/825,770.88 = 429,147.36/x
  3. Step 3: Cross multiply
    599,208.48x = 825,770.88 × 429,147.36
  4. Step 4: Simplify right side
    599,208.48x = 354,377,393,116.88
  5. Step 5: Solve for x
    x = 354,377,393,116.88/599,208.48
  6. Step 6: Final answer
    x = 591,409.18

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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.