Home / 1,001,321.60-1,502,074.73-327,406.35

Finding the Fourth Proportional to 1,001,321.60, 1,502,074.73 and 327,406.35

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Solution

The fourth proportional to 1,001,321.60, 1,502,074.73 and 327,406.35 is: 491,139.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,321.60 : 1,502,074.73 = 327,406.35 : x
  2. Step 2: Convert to fraction form
    1,001,321.60/1,502,074.73 = 327,406.35/x
  3. Step 3: Cross multiply
    1,001,321.60x = 1,502,074.73 × 327,406.35
  4. Step 4: Simplify right side
    1,001,321.60x = 491,788,804,776.54
  5. Step 5: Solve for x
    x = 491,788,804,776.54/1,001,321.60
  6. Step 6: Final answer
    x = 491,139.71

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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.