Home / 414,325.10-621,485.94-114,804.82

Finding the Fourth Proportional to 414,325.10, 621,485.94 and 114,804.82

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Solution

The fourth proportional to 414,325.10, 621,485.94 and 114,804.82 is: 172,206.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,325.10 : 621,485.94 = 114,804.82 : x
  2. Step 2: Convert to fraction form
    414,325.10/621,485.94 = 114,804.82/x
  3. Step 3: Cross multiply
    414,325.10x = 621,485.94 × 114,804.82
  4. Step 4: Simplify right side
    414,325.10x = 71,349,580,610.79
  5. Step 5: Solve for x
    x = 71,349,580,610.79/414,325.10
  6. Step 6: Final answer
    x = 172,206.75

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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.