Home / 603,288.89-904,933.04-154,009.61

Finding the Fourth Proportional to 603,288.89, 904,933.04 and 154,009.61

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Solution

The fourth proportional to 603,288.89, 904,933.04 and 154,009.61 is: 231,014.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,288.89 : 904,933.04 = 154,009.61 : x
  2. Step 2: Convert to fraction form
    603,288.89/904,933.04 = 154,009.61/x
  3. Step 3: Cross multiply
    603,288.89x = 904,933.04 × 154,009.61
  4. Step 4: Simplify right side
    603,288.89x = 139,368,379,271.80
  5. Step 5: Solve for x
    x = 139,368,379,271.80/603,288.89
  6. Step 6: Final answer
    x = 231,014.33

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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.