Home / 810,597.44-1,118,645.56-448,027.02

Finding the Fourth Proportional to 810,597.44, 1,118,645.56 and 448,027.02

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Solution

The fourth proportional to 810,597.44, 1,118,645.56 and 448,027.02 is: 618,288.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,597.44 : 1,118,645.56 = 448,027.02 : x
  2. Step 2: Convert to fraction form
    810,597.44/1,118,645.56 = 448,027.02/x
  3. Step 3: Cross multiply
    810,597.44x = 1,118,645.56 × 448,027.02
  4. Step 4: Simplify right side
    810,597.44x = 501,183,437,243.07
  5. Step 5: Solve for x
    x = 501,183,437,243.07/810,597.44
  6. Step 6: Final answer
    x = 618,288.94

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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.