Home / 849,135.20-1,273,559.84-241,880.86

Finding the Fourth Proportional to 849,135.20, 1,273,559.84 and 241,880.86

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Solution

The fourth proportional to 849,135.20, 1,273,559.84 and 241,880.86 is: 362,780.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,135.20 : 1,273,559.84 = 241,880.86 : x
  2. Step 2: Convert to fraction form
    849,135.20/1,273,559.84 = 241,880.86/x
  3. Step 3: Cross multiply
    849,135.20x = 1,273,559.84 × 241,880.86
  4. Step 4: Simplify right side
    849,135.20x = 308,049,749,360.66
  5. Step 5: Solve for x
    x = 308,049,749,360.66/849,135.20
  6. Step 6: Final answer
    x = 362,780.57

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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.