Home / 497,212.32-745,826.04-123,235.68

Finding the Fourth Proportional to 497,212.32, 745,826.04 and 123,235.68

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Solution

The fourth proportional to 497,212.32, 745,826.04 and 123,235.68 is: 184,855.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,212.32 : 745,826.04 = 123,235.68 : x
  2. Step 2: Convert to fraction form
    497,212.32/745,826.04 = 123,235.68/x
  3. Step 3: Cross multiply
    497,212.32x = 745,826.04 × 123,235.68
  4. Step 4: Simplify right side
    497,212.32x = 91,912,379,201.11
  5. Step 5: Solve for x
    x = 91,912,379,201.11/497,212.32
  6. Step 6: Final answer
    x = 184,855.39

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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.