Home / 674,694.95-1,012,208.38-475,404.58

Finding the Fourth Proportional to 674,694.95, 1,012,208.38 and 475,404.58

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Solution

The fourth proportional to 674,694.95, 1,012,208.38 and 475,404.58 is: 713,223.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,694.95 : 1,012,208.38 = 475,404.58 : x
  2. Step 2: Convert to fraction form
    674,694.95/1,012,208.38 = 475,404.58/x
  3. Step 3: Cross multiply
    674,694.95x = 1,012,208.38 × 475,404.58
  4. Step 4: Simplify right side
    674,694.95x = 481,208,499,766.38
  5. Step 5: Solve for x
    x = 481,208,499,766.38/674,694.95
  6. Step 6: Final answer
    x = 713,223.81

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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.