Home / 674,692.95-1,012,205.38-475,402.58

Finding the Fourth Proportional to 674,692.95, 1,012,205.38 and 475,402.58

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Solution

The fourth proportional to 674,692.95, 1,012,205.38 and 475,402.58 is: 713,220.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,692.95 : 1,012,205.38 = 475,402.58 : x
  2. Step 2: Convert to fraction form
    674,692.95/1,012,205.38 = 475,402.58/x
  3. Step 3: Cross multiply
    674,692.95x = 1,012,205.38 × 475,402.58
  4. Step 4: Simplify right side
    674,692.95x = 481,205,049,141.88
  5. Step 5: Solve for x
    x = 481,205,049,141.88/674,692.95
  6. Step 6: Final answer
    x = 713,220.81

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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.