Home / 352,475.74-486,519.15-214,704.46

Finding the Fourth Proportional to 352,475.74, 486,519.15 and 214,704.46

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Solution

The fourth proportional to 352,475.74, 486,519.15 and 214,704.46 is: 296,354.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,475.74 : 486,519.15 = 214,704.46 : x
  2. Step 2: Convert to fraction form
    352,475.74/486,519.15 = 214,704.46/x
  3. Step 3: Cross multiply
    352,475.74x = 486,519.15 × 214,704.46
  4. Step 4: Simplify right side
    352,475.74x = 104,457,831,380.41
  5. Step 5: Solve for x
    x = 104,457,831,380.41/352,475.74
  6. Step 6: Final answer
    x = 296,354.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.