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Finding the Fourth Proportional to 544,730.70, 817,096.05 and 145,372.89

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Solution

The fourth proportional to 544,730.70, 817,096.05 and 145,372.89 is: 218,059.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,730.70 : 817,096.05 = 145,372.89 : x
  2. Step 2: Convert to fraction form
    544,730.70/817,096.05 = 145,372.89/x
  3. Step 3: Cross multiply
    544,730.70x = 817,096.05 × 145,372.89
  4. Step 4: Simplify right side
    544,730.70x = 118,783,614,196.09
  5. Step 5: Solve for x
    x = 118,783,614,196.09/544,730.70
  6. Step 6: Final answer
    x = 218,059.34

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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.