Home / 863,466.54-1,294,415.73-302,194.86

Finding the Fourth Proportional to 863,466.54, 1,294,415.73 and 302,194.86

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Solution

The fourth proportional to 863,466.54, 1,294,415.73 and 302,194.86 is: 453,017.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,466.54 : 1,294,415.73 = 302,194.86 : x
  2. Step 2: Convert to fraction form
    863,466.54/1,294,415.73 = 302,194.86/x
  3. Step 3: Cross multiply
    863,466.54x = 1,294,415.73 × 302,194.86
  4. Step 4: Simplify right side
    863,466.54x = 391,165,780,309.15
  5. Step 5: Solve for x
    x = 391,165,780,309.15/863,466.54
  6. Step 6: Final answer
    x = 453,017.88

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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.