Home / 1,030,865.76-1,546,298.64-320,965.56

Finding the Fourth Proportional to 1,030,865.76, 1,546,298.64 and 320,965.56

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Solution

The fourth proportional to 1,030,865.76, 1,546,298.64 and 320,965.56 is: 481,448.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,865.76 : 1,546,298.64 = 320,965.56 : x
  2. Step 2: Convert to fraction form
    1,030,865.76/1,546,298.64 = 320,965.56/x
  3. Step 3: Cross multiply
    1,030,865.76x = 1,546,298.64 × 320,965.56
  4. Step 4: Simplify right side
    1,030,865.76x = 496,308,608,914.84
  5. Step 5: Solve for x
    x = 496,308,608,914.84/1,030,865.76
  6. Step 6: Final answer
    x = 481,448.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.