Home / 298,156.64-446,923.84-120,786.08

Finding the Fourth Proportional to 298,156.64, 446,923.84 and 120,786.08

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Solution

The fourth proportional to 298,156.64, 446,923.84 and 120,786.08 is: 181,053.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,156.64 : 446,923.84 = 120,786.08 : x
  2. Step 2: Convert to fraction form
    298,156.64/446,923.84 = 120,786.08/x
  3. Step 3: Cross multiply
    298,156.64x = 446,923.84 × 120,786.08
  4. Step 4: Simplify right side
    298,156.64x = 53,982,178,692.15
  5. Step 5: Solve for x
    x = 53,982,178,692.15/298,156.64
  6. Step 6: Final answer
    x = 181,053.08

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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.