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Finding the Fourth Proportional to 502,795.55, 693,871.53 and 273,368.27

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Solution

The fourth proportional to 502,795.55, 693,871.53 and 273,368.27 is: 377,255.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,795.55 : 693,871.53 = 273,368.27 : x
  2. Step 2: Convert to fraction form
    502,795.55/693,871.53 = 273,368.27/x
  3. Step 3: Cross multiply
    502,795.55x = 693,871.53 × 273,368.27
  4. Step 4: Simplify right side
    502,795.55x = 189,682,456,289.00
  5. Step 5: Solve for x
    x = 189,682,456,289.00/502,795.55
  6. Step 6: Final answer
    x = 377,255.64

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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.