Home / 1,178,208.64-1,767,180.61-325,401.54

Finding the Fourth Proportional to 1,178,208.64, 1,767,180.61 and 325,401.54

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Solution

The fourth proportional to 1,178,208.64, 1,767,180.61 and 325,401.54 is: 488,065.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,178,208.64 : 1,767,180.61 = 325,401.54 : x
  2. Step 2: Convert to fraction form
    1,178,208.64/1,767,180.61 = 325,401.54/x
  3. Step 3: Cross multiply
    1,178,208.64x = 1,767,180.61 × 325,401.54
  4. Step 4: Simplify right side
    1,178,208.64x = 575,043,291,952.14
  5. Step 5: Solve for x
    x = 575,043,291,952.14/1,178,208.64
  6. Step 6: Final answer
    x = 488,065.76

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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.