Home / 481,597.08-664,615.02-263,826.55

Finding the Fourth Proportional to 481,597.08, 664,615.02 and 263,826.55

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Solution

The fourth proportional to 481,597.08, 664,615.02 and 263,826.55 is: 364,086.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,597.08 : 664,615.02 = 263,826.55 : x
  2. Step 2: Convert to fraction form
    481,597.08/664,615.02 = 263,826.55/x
  3. Step 3: Cross multiply
    481,597.08x = 664,615.02 × 263,826.55
  4. Step 4: Simplify right side
    481,597.08x = 175,343,087,804.78
  5. Step 5: Solve for x
    x = 175,343,087,804.78/481,597.08
  6. Step 6: Final answer
    x = 364,086.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.