Home / 644,942.65-967,416.32-195,667.33

Finding the Fourth Proportional to 644,942.65, 967,416.32 and 195,667.33

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Solution

The fourth proportional to 644,942.65, 967,416.32 and 195,667.33 is: 293,501.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    644,942.65 : 967,416.32 = 195,667.33 : x
  2. Step 2: Convert to fraction form
    644,942.65/967,416.32 = 195,667.33/x
  3. Step 3: Cross multiply
    644,942.65x = 967,416.32 × 195,667.33
  4. Step 4: Simplify right side
    644,942.65x = 189,291,767,354.49
  5. Step 5: Solve for x
    x = 189,291,767,354.49/644,942.65
  6. Step 6: Final answer
    x = 293,501.70

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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.