Home / 436,971.72-603,032.13-245,991.81

Finding the Fourth Proportional to 436,971.72, 603,032.13 and 245,991.81

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Solution

The fourth proportional to 436,971.72, 603,032.13 and 245,991.81 is: 339,474.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,971.72 : 603,032.13 = 245,991.81 : x
  2. Step 2: Convert to fraction form
    436,971.72/603,032.13 = 245,991.81/x
  3. Step 3: Cross multiply
    436,971.72x = 603,032.13 × 245,991.81
  4. Step 4: Simplify right side
    436,971.72x = 148,340,965,146.86
  5. Step 5: Solve for x
    x = 148,340,965,146.86/436,971.72
  6. Step 6: Final answer
    x = 339,474.98

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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.