Home / 1,165,924.56-1,749,395.07-408,309.48

Finding the Fourth Proportional to 1,165,924.56, 1,749,395.07 and 408,309.48

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Solution

The fourth proportional to 1,165,924.56, 1,749,395.07 and 408,309.48 is: 612,642.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,924.56 : 1,749,395.07 = 408,309.48 : x
  2. Step 2: Convert to fraction form
    1,165,924.56/1,749,395.07 = 408,309.48/x
  3. Step 3: Cross multiply
    1,165,924.56x = 1,749,395.07 × 408,309.48
  4. Step 4: Simplify right side
    1,165,924.56x = 714,294,591,346.26
  5. Step 5: Solve for x
    x = 714,294,591,346.26/1,165,924.56
  6. Step 6: Final answer
    x = 612,642.20

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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.