Home / 298,100.42-446,402.85-178,083.33

Finding the Fourth Proportional to 298,100.42, 446,402.85 and 178,083.33

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Solution

The fourth proportional to 298,100.42, 446,402.85 and 178,083.33 is: 266,678.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,100.42 : 446,402.85 = 178,083.33 : x
  2. Step 2: Convert to fraction form
    298,100.42/446,402.85 = 178,083.33/x
  3. Step 3: Cross multiply
    298,100.42x = 446,402.85 × 178,083.33
  4. Step 4: Simplify right side
    298,100.42x = 79,496,903,707.67
  5. Step 5: Solve for x
    x = 79,496,903,707.67/298,100.42
  6. Step 6: Final answer
    x = 266,678.27

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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.