Home / 383,842.20-529,531.08-222,603.84

Finding the Fourth Proportional to 383,842.20, 529,531.08 and 222,603.84

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Solution

The fourth proportional to 383,842.20, 529,531.08 and 222,603.84 is: 307,094.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,842.20 : 529,531.08 = 222,603.84 : x
  2. Step 2: Convert to fraction form
    383,842.20/529,531.08 = 222,603.84/x
  3. Step 3: Cross multiply
    383,842.20x = 529,531.08 × 222,603.84
  4. Step 4: Simplify right side
    383,842.20x = 117,875,651,807.35
  5. Step 5: Solve for x
    x = 117,875,651,807.35/383,842.20
  6. Step 6: Final answer
    x = 307,094.04

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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.