Home / 775,750.60-1,163,615.46-302,768.20

Finding the Fourth Proportional to 775,750.60, 1,163,615.46 and 302,768.20

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Solution

The fourth proportional to 775,750.60, 1,163,615.46 and 302,768.20 is: 454,148.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,750.60 : 1,163,615.46 = 302,768.20 : x
  2. Step 2: Convert to fraction form
    775,750.60/1,163,615.46 = 302,768.20/x
  3. Step 3: Cross multiply
    775,750.60x = 1,163,615.46 × 302,768.20
  4. Step 4: Simplify right side
    775,750.60x = 352,305,758,316.37
  5. Step 5: Solve for x
    x = 352,305,758,316.37/775,750.60
  6. Step 6: Final answer
    x = 454,148.23

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1.5x scale

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.