Home / 744,883.36-1,027,957.44-405,370.24

Finding the Fourth Proportional to 744,883.36, 1,027,957.44 and 405,370.24

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Solution

The fourth proportional to 744,883.36, 1,027,957.44 and 405,370.24 is: 559,420.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,883.36 : 1,027,957.44 = 405,370.24 : x
  2. Step 2: Convert to fraction form
    744,883.36/1,027,957.44 = 405,370.24/x
  3. Step 3: Cross multiply
    744,883.36x = 1,027,957.44 × 405,370.24
  4. Step 4: Simplify right side
    744,883.36x = 416,703,354,162.59
  5. Step 5: Solve for x
    x = 416,703,354,162.59/744,883.36
  6. Step 6: Final answer
    x = 559,420.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.