Home / 313,904.70-472,023.45-262,583.10

Finding the Fourth Proportional to 313,904.70, 472,023.45 and 262,583.10

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Solution

The fourth proportional to 313,904.70, 472,023.45 and 262,583.10 is: 394,850.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,904.70 : 472,023.45 = 262,583.10 : x
  2. Step 2: Convert to fraction form
    313,904.70/472,023.45 = 262,583.10/x
  3. Step 3: Cross multiply
    313,904.70x = 472,023.45 × 262,583.10
  4. Step 4: Simplify right side
    313,904.70x = 123,945,380,773.70
  5. Step 5: Solve for x
    x = 123,945,380,773.70/313,904.70
  6. Step 6: Final answer
    x = 394,850.35

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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.