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Finding the Fourth Proportional to 461,780.56, 693,013.67 and 349,602.04

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Solution

The fourth proportional to 461,780.56, 693,013.67 and 349,602.04 is: 524,662.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,780.56 : 693,013.67 = 349,602.04 : x
  2. Step 2: Convert to fraction form
    461,780.56/693,013.67 = 349,602.04/x
  3. Step 3: Cross multiply
    461,780.56x = 693,013.67 × 349,602.04
  4. Step 4: Simplify right side
    461,780.56x = 242,278,992,779.89
  5. Step 5: Solve for x
    x = 242,278,992,779.89/461,780.56
  6. Step 6: Final answer
    x = 524,662.61

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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.