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Finding the Fourth Proportional to 504,898.46, 757,893.63 and 449,095.94

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Solution

The fourth proportional to 504,898.46, 757,893.63 and 449,095.94 is: 674,129.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,898.46 : 757,893.63 = 449,095.94 : x
  2. Step 2: Convert to fraction form
    504,898.46/757,893.63 = 449,095.94/x
  3. Step 3: Cross multiply
    504,898.46x = 757,893.63 × 449,095.94
  4. Step 4: Simplify right side
    504,898.46x = 340,366,952,184.86
  5. Step 5: Solve for x
    x = 340,366,952,184.86/504,898.46
  6. Step 6: Final answer
    x = 674,129.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.