Home / 482,118.58-665,189.02-379,826.56

Finding the Fourth Proportional to 482,118.58, 665,189.02 and 379,826.56

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Solution

The fourth proportional to 482,118.58, 665,189.02 and 379,826.56 is: 524,054.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,118.58 : 665,189.02 = 379,826.56 : x
  2. Step 2: Convert to fraction form
    482,118.58/665,189.02 = 379,826.56/x
  3. Step 3: Cross multiply
    482,118.58x = 665,189.02 × 379,826.56
  4. Step 4: Simplify right side
    482,118.58x = 252,656,458,522.64
  5. Step 5: Solve for x
    x = 252,656,458,522.64/482,118.58
  6. Step 6: Final answer
    x = 524,054.60

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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.