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Finding the Fourth Proportional to 603,294.07, 904,940.22 and 154,014.92

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Solution

The fourth proportional to 603,294.07, 904,940.22 and 154,014.92 is: 231,022.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,294.07 : 904,940.22 = 154,014.92 : x
  2. Step 2: Convert to fraction form
    603,294.07/904,940.22 = 154,014.92/x
  3. Step 3: Cross multiply
    603,294.07x = 904,940.22 × 154,014.92
  4. Step 4: Simplify right side
    603,294.07x = 139,374,295,588.08
  5. Step 5: Solve for x
    x = 139,374,295,588.08/603,294.07
  6. Step 6: Final answer
    x = 231,022.15

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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.