Home / 881,379.67-1,322,187.20-348,776.15

Finding the Fourth Proportional to 881,379.67, 1,322,187.20 and 348,776.15

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Solution

The fourth proportional to 881,379.67, 1,322,187.20 and 348,776.15 is: 523,210.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,379.67 : 1,322,187.20 = 348,776.15 : x
  2. Step 2: Convert to fraction form
    881,379.67/1,322,187.20 = 348,776.15/x
  3. Step 3: Cross multiply
    881,379.67x = 1,322,187.20 × 348,776.15
  4. Step 4: Simplify right side
    881,379.67x = 461,147,354,148.37
  5. Step 5: Solve for x
    x = 461,147,354,148.37/881,379.67
  6. Step 6: Final answer
    x = 523,210.79

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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.