Home / 727,314.33-1,003,785.44-440,797.89

Finding the Fourth Proportional to 727,314.33, 1,003,785.44 and 440,797.89

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Solution

The fourth proportional to 727,314.33, 1,003,785.44 and 440,797.89 is: 608,356.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,314.33 : 1,003,785.44 = 440,797.89 : x
  2. Step 2: Convert to fraction form
    727,314.33/1,003,785.44 = 440,797.89/x
  3. Step 3: Cross multiply
    727,314.33x = 1,003,785.44 × 440,797.89
  4. Step 4: Simplify right side
    727,314.33x = 442,466,501,760.73
  5. Step 5: Solve for x
    x = 442,466,501,760.73/727,314.33
  6. Step 6: Final answer
    x = 608,356.64

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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.