Home / 667,470.49-1,004,046.95-605,043.43

Finding the Fourth Proportional to 667,470.49, 1,004,046.95 and 605,043.43

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Solution

The fourth proportional to 667,470.49, 1,004,046.95 and 605,043.43 is: 910,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,470.49 : 1,004,046.95 = 605,043.43 : x
  2. Step 2: Convert to fraction form
    667,470.49/1,004,046.95 = 605,043.43/x
  3. Step 3: Cross multiply
    667,470.49x = 1,004,046.95 × 605,043.43
  4. Step 4: Simplify right side
    667,470.49x = 607,492,009,511.53
  5. Step 5: Solve for x
    x = 607,492,009,511.53/667,470.49
  6. Step 6: Final answer
    x = 910,140.63

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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.