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Finding the Fourth Proportional to 365,638.59, 504,490.28 and 229,694.67

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Solution

The fourth proportional to 365,638.59, 504,490.28 and 229,694.67 is: 316,921.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,638.59 : 504,490.28 = 229,694.67 : x
  2. Step 2: Convert to fraction form
    365,638.59/504,490.28 = 229,694.67/x
  3. Step 3: Cross multiply
    365,638.59x = 504,490.28 × 229,694.67
  4. Step 4: Simplify right side
    365,638.59x = 115,878,727,234.33
  5. Step 5: Solve for x
    x = 115,878,727,234.33/365,638.59
  6. Step 6: Final answer
    x = 316,921.49

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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.