Home / 965,159.60-1,447,912.20-404,250.80

Finding the Fourth Proportional to 965,159.60, 1,447,912.20 and 404,250.80

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Solution

The fourth proportional to 965,159.60, 1,447,912.20 and 404,250.80 is: 606,448.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,159.60 : 1,447,912.20 = 404,250.80 : x
  2. Step 2: Convert to fraction form
    965,159.60/1,447,912.20 = 404,250.80/x
  3. Step 3: Cross multiply
    965,159.60x = 1,447,912.20 × 404,250.80
  4. Step 4: Simplify right side
    965,159.60x = 585,319,665,179.76
  5. Step 5: Solve for x
    x = 585,319,665,179.76/965,159.60
  6. Step 6: Final answer
    x = 606,448.58

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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.