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Finding the Fourth Proportional to 336,839.79, 464,728.50 and 240,058.89

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Solution

The fourth proportional to 336,839.79, 464,728.50 and 240,058.89 is: 331,202.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,839.79 : 464,728.50 = 240,058.89 : x
  2. Step 2: Convert to fraction form
    336,839.79/464,728.50 = 240,058.89/x
  3. Step 3: Cross multiply
    336,839.79x = 464,728.50 × 240,058.89
  4. Step 4: Simplify right side
    336,839.79x = 111,562,207,861.37
  5. Step 5: Solve for x
    x = 111,562,207,861.37/336,839.79
  6. Step 6: Final answer
    x = 331,202.58

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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.