Home / 727,999.74-1,004,343.71-483,100.00

Finding the Fourth Proportional to 727,999.74, 1,004,343.71 and 483,100.00

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Solution

The fourth proportional to 727,999.74, 1,004,343.71 and 483,100.00 is: 666,481.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,999.74 : 1,004,343.71 = 483,100.00 : x
  2. Step 2: Convert to fraction form
    727,999.74/1,004,343.71 = 483,100.00/x
  3. Step 3: Cross multiply
    727,999.74x = 1,004,343.71 × 483,100.00
  4. Step 4: Simplify right side
    727,999.74x = 485,198,441,374.64
  5. Step 5: Solve for x
    x = 485,198,441,374.64/727,999.74
  6. Step 6: Final answer
    x = 666,481.61

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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.