Home / 377,839.40-567,415.20-200,692.40

Finding the Fourth Proportional to 377,839.40, 567,415.20 and 200,692.40

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Solution

The fourth proportional to 377,839.40, 567,415.20 and 200,692.40 is: 301,387.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,839.40 : 567,415.20 = 200,692.40 : x
  2. Step 2: Convert to fraction form
    377,839.40/567,415.20 = 200,692.40/x
  3. Step 3: Cross multiply
    377,839.40x = 567,415.20 × 200,692.40
  4. Step 4: Simplify right side
    377,839.40x = 113,875,918,284.48
  5. Step 5: Solve for x
    x = 113,875,918,284.48/377,839.40
  6. Step 6: Final answer
    x = 301,387.09

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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.