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Finding the Fourth Proportional to 502,779.37, 693,849.23 and 273,352.11

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Solution

The fourth proportional to 502,779.37, 693,849.23 and 273,352.11 is: 377,233.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,779.37 : 693,849.23 = 273,352.11 : x
  2. Step 2: Convert to fraction form
    502,779.37/693,849.23 = 273,352.11/x
  3. Step 3: Cross multiply
    502,779.37x = 693,849.23 × 273,352.11
  4. Step 4: Simplify right side
    502,779.37x = 189,665,151,042.38
  5. Step 5: Solve for x
    x = 189,665,151,042.38/502,779.37
  6. Step 6: Final answer
    x = 377,233.36

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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.