Home / 965,054.70-1,448,100.45-404,145.90

Finding the Fourth Proportional to 965,054.70, 1,448,100.45 and 404,145.90

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Solution

The fourth proportional to 965,054.70, 1,448,100.45 and 404,145.90 is: 606,435.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,054.70 : 1,448,100.45 = 404,145.90 : x
  2. Step 2: Convert to fraction form
    965,054.70/1,448,100.45 = 404,145.90/x
  3. Step 3: Cross multiply
    965,054.70x = 1,448,100.45 × 404,145.90
  4. Step 4: Simplify right side
    965,054.70x = 585,243,859,655.66
  5. Step 5: Solve for x
    x = 585,243,859,655.66/965,054.70
  6. Step 6: Final answer
    x = 606,435.95

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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.