Home / 863,842.36-1,296,137.78-464,016.64

Finding the Fourth Proportional to 863,842.36, 1,296,137.78 and 464,016.64

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Solution

The fourth proportional to 863,842.36, 1,296,137.78 and 464,016.64 is: 696,225.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,842.36 : 1,296,137.78 = 464,016.64 : x
  2. Step 2: Convert to fraction form
    863,842.36/1,296,137.78 = 464,016.64/x
  3. Step 3: Cross multiply
    863,842.36x = 1,296,137.78 × 464,016.64
  4. Step 4: Simplify right side
    863,842.36x = 601,429,497,652.66
  5. Step 5: Solve for x
    x = 601,429,497,652.66/863,842.36
  6. Step 6: Final answer
    x = 696,225.98

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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.