Home / 731,947.52-1,010,119.16-405,260.54

Finding the Fourth Proportional to 731,947.52, 1,010,119.16 and 405,260.54

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Solution

The fourth proportional to 731,947.52, 1,010,119.16 and 405,260.54 is: 559,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,947.52 : 1,010,119.16 = 405,260.54 : x
  2. Step 2: Convert to fraction form
    731,947.52/1,010,119.16 = 405,260.54/x
  3. Step 3: Cross multiply
    731,947.52x = 1,010,119.16 × 405,260.54
  4. Step 4: Simplify right side
    731,947.52x = 409,361,429,169.05
  5. Step 5: Solve for x
    x = 409,361,429,169.05/731,947.52
  6. Step 6: Final answer
    x = 559,277.02

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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.