Home / 332,131.40-498,197.10-313,760.60

Finding the Fourth Proportional to 332,131.40, 498,197.10 and 313,760.60

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Solution

The fourth proportional to 332,131.40, 498,197.10 and 313,760.60 is: 470,640.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,131.40 : 498,197.10 = 313,760.60 : x
  2. Step 2: Convert to fraction form
    332,131.40/498,197.10 = 313,760.60/x
  3. Step 3: Cross multiply
    332,131.40x = 498,197.10 × 313,760.60
  4. Step 4: Simplify right side
    332,131.40x = 156,314,621,014.26
  5. Step 5: Solve for x
    x = 156,314,621,014.26/332,131.40
  6. Step 6: Final answer
    x = 470,640.90

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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.