Home / 651,634.98-899,241.66-379,685.94

Finding the Fourth Proportional to 651,634.98, 899,241.66 and 379,685.94

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Solution

The fourth proportional to 651,634.98, 899,241.66 and 379,685.94 is: 523,958.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,634.98 : 899,241.66 = 379,685.94 : x
  2. Step 2: Convert to fraction form
    651,634.98/899,241.66 = 379,685.94/x
  3. Step 3: Cross multiply
    651,634.98x = 899,241.66 × 379,685.94
  4. Step 4: Simplify right side
    651,634.98x = 341,429,414,964.26
  5. Step 5: Solve for x
    x = 341,429,414,964.26/651,634.98
  6. Step 6: Final answer
    x = 523,958.08

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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.