Home / 426,184.14-638,573.73-382,236.39

Finding the Fourth Proportional to 426,184.14, 638,573.73 and 382,236.39

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Solution

The fourth proportional to 426,184.14, 638,573.73 and 382,236.39 is: 572,724.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,184.14 : 638,573.73 = 382,236.39 : x
  2. Step 2: Convert to fraction form
    426,184.14/638,573.73 = 382,236.39/x
  3. Step 3: Cross multiply
    426,184.14x = 638,573.73 × 382,236.39
  4. Step 4: Simplify right side
    426,184.14x = 244,086,117,304.04
  5. Step 5: Solve for x
    x = 244,086,117,304.04/426,184.14
  6. Step 6: Final answer
    x = 572,724.54

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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.