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Finding the Fourth Proportional to 463,544.02, 639,755.58 and 334,898.86

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Solution

The fourth proportional to 463,544.02, 639,755.58 and 334,898.86 is: 462,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,544.02 : 639,755.58 = 334,898.86 : x
  2. Step 2: Convert to fraction form
    463,544.02/639,755.58 = 334,898.86/x
  3. Step 3: Cross multiply
    463,544.02x = 639,755.58 × 334,898.86
  4. Step 4: Simplify right side
    463,544.02x = 214,253,414,420.64
  5. Step 5: Solve for x
    x = 214,253,414,420.64/463,544.02
  6. Step 6: Final answer
    x = 462,207.27

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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.