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Finding the Fourth Proportional to 336,313.50, 463,850.06 and 215,465.94

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Solution

The fourth proportional to 336,313.50, 463,850.06 and 215,465.94 is: 297,174.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,313.50 : 463,850.06 = 215,465.94 : x
  2. Step 2: Convert to fraction form
    336,313.50/463,850.06 = 215,465.94/x
  3. Step 3: Cross multiply
    336,313.50x = 463,850.06 × 215,465.94
  4. Step 4: Simplify right side
    336,313.50x = 99,943,889,196.96
  5. Step 5: Solve for x
    x = 99,943,889,196.96/336,313.50
  6. Step 6: Final answer
    x = 297,174.78

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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.