Home / 328,822.35-493,247.85-104,199.36

Finding the Fourth Proportional to 328,822.35, 493,247.85 and 104,199.36

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Solution

The fourth proportional to 328,822.35, 493,247.85 and 104,199.36 is: 156,303.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,822.35 : 493,247.85 = 104,199.36 : x
  2. Step 2: Convert to fraction form
    328,822.35/493,247.85 = 104,199.36/x
  3. Step 3: Cross multiply
    328,822.35x = 493,247.85 × 104,199.36
  4. Step 4: Simplify right side
    328,822.35x = 51,396,110,291.38
  5. Step 5: Solve for x
    x = 51,396,110,291.38/328,822.35
  6. Step 6: Final answer
    x = 156,303.58

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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.