Home / 1,269,844.26-1,904,270.21-460,036.43

Finding the Fourth Proportional to 1,269,844.26, 1,904,270.21 and 460,036.43

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Solution

The fourth proportional to 1,269,844.26, 1,904,270.21 and 460,036.43 is: 689,874.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,269,844.26 : 1,904,270.21 = 460,036.43 : x
  2. Step 2: Convert to fraction form
    1,269,844.26/1,904,270.21 = 460,036.43/x
  3. Step 3: Cross multiply
    1,269,844.26x = 1,904,270.21 × 460,036.43
  4. Step 4: Simplify right side
    1,269,844.26x = 876,033,666,208.37
  5. Step 5: Solve for x
    x = 876,033,666,208.37/1,269,844.26
  6. Step 6: Final answer
    x = 689,874.89

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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.