Home / 712,077.48-1,068,290.94-213,441

Finding the Fourth Proportional to 712,077.48, 1,068,290.94 and 213,441

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Solution

The fourth proportional to 712,077.48, 1,068,290.94 and 213,441 is: 320,213.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,077.48 : 1,068,290.94 = 213,441 : x
  2. Step 2: Convert to fraction form
    712,077.48/1,068,290.94 = 213,441/x
  3. Step 3: Cross multiply
    712,077.48x = 1,068,290.94 × 213,441
  4. Step 4: Simplify right side
    712,077.48x = 228,017,086,524.54
  5. Step 5: Solve for x
    x = 228,017,086,524.54/712,077.48
  6. Step 6: Final answer
    x = 320,213.87

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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.