Home / 383,848.40-529,539.48-222,610

Finding the Fourth Proportional to 383,848.40, 529,539.48 and 222,610

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Solution

The fourth proportional to 383,848.40, 529,539.48 and 222,610 is: 307,102.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,848.40 : 529,539.48 = 222,610 : x
  2. Step 2: Convert to fraction form
    383,848.40/529,539.48 = 222,610/x
  3. Step 3: Cross multiply
    383,848.40x = 529,539.48 × 222,610
  4. Step 4: Simplify right side
    383,848.40x = 117,880,783,642.80
  5. Step 5: Solve for x
    x = 117,880,783,642.80/383,848.40
  6. Step 6: Final answer
    x = 307,102.45

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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.