Home / 744,961.41-1,028,051.33-405,433.17

Finding the Fourth Proportional to 744,961.41, 1,028,051.33 and 405,433.17

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Solution

The fourth proportional to 744,961.41, 1,028,051.33 and 405,433.17 is: 559,500.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,961.41 : 1,028,051.33 = 405,433.17 : x
  2. Step 2: Convert to fraction form
    744,961.41/1,028,051.33 = 405,433.17/x
  3. Step 3: Cross multiply
    744,961.41x = 1,028,051.33 × 405,433.17
  4. Step 4: Simplify right side
    744,961.41x = 416,806,107,617.45
  5. Step 5: Solve for x
    x = 416,806,107,617.45/744,961.41
  6. Step 6: Final answer
    x = 559,500.27

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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.