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Finding the Fourth Proportional to 336,057.54, 463,503.30 and 228,446.21

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Solution

The fourth proportional to 336,057.54, 463,503.30 and 228,446.21 is: 315,081.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,057.54 : 463,503.30 = 228,446.21 : x
  2. Step 2: Convert to fraction form
    336,057.54/463,503.30 = 228,446.21/x
  3. Step 3: Cross multiply
    336,057.54x = 463,503.30 × 228,446.21
  4. Step 4: Simplify right side
    336,057.54x = 105,885,569,889.98
  5. Step 5: Solve for x
    x = 105,885,569,889.98/336,057.54
  6. Step 6: Final answer
    x = 315,081.67

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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.