Home / 727,230.26-1,003,568.19-400,537.00

Finding the Fourth Proportional to 727,230.26, 1,003,568.19 and 400,537.00

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Solution

The fourth proportional to 727,230.26, 1,003,568.19 and 400,537.00 is: 552,735.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,230.26 : 1,003,568.19 = 400,537.00 : x
  2. Step 2: Convert to fraction form
    727,230.26/1,003,568.19 = 400,537.00/x
  3. Step 3: Cross multiply
    727,230.26x = 1,003,568.19 × 400,537.00
  4. Step 4: Simplify right side
    727,230.26x = 401,966,185,097.50
  5. Step 5: Solve for x
    x = 401,966,185,097.50/727,230.26
  6. Step 6: Final answer
    x = 552,735.78

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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.