Home / 331,210.11-496,888.47-120,847.44

Finding the Fourth Proportional to 331,210.11, 496,888.47 and 120,847.44

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Solution

The fourth proportional to 331,210.11, 496,888.47 and 120,847.44 is: 181,297.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,210.11 : 496,888.47 = 120,847.44 : x
  2. Step 2: Convert to fraction form
    331,210.11/496,888.47 = 120,847.44/x
  3. Step 3: Cross multiply
    331,210.11x = 496,888.47 × 120,847.44
  4. Step 4: Simplify right side
    331,210.11x = 60,047,697,248.51
  5. Step 5: Solve for x
    x = 60,047,697,248.51/331,210.11
  6. Step 6: Final answer
    x = 181,297.90

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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.