Home / 746,696.40-1,119,364.20-273,267.60

Finding the Fourth Proportional to 746,696.40, 1,119,364.20 and 273,267.60

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Solution

The fourth proportional to 746,696.40, 1,119,364.20 and 273,267.60 is: 409,652.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,696.40 : 1,119,364.20 = 273,267.60 : x
  2. Step 2: Convert to fraction form
    746,696.40/1,119,364.20 = 273,267.60/x
  3. Step 3: Cross multiply
    746,696.40x = 1,119,364.20 × 273,267.60
  4. Step 4: Simplify right side
    746,696.40x = 305,885,968,459.92
  5. Step 5: Solve for x
    x = 305,885,968,459.92/746,696.40
  6. Step 6: Final answer
    x = 409,652.39

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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.