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Finding the Fourth Proportional to 433,994.40, 598,512.60 and 297,788.04

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Solution

The fourth proportional to 433,994.40, 598,512.60 and 297,788.04 is: 410,673.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,994.40 : 598,512.60 = 297,788.04 : x
  2. Step 2: Convert to fraction form
    433,994.40/598,512.60 = 297,788.04/x
  3. Step 3: Cross multiply
    433,994.40x = 598,512.60 × 297,788.04
  4. Step 4: Simplify right side
    433,994.40x = 178,229,894,069.30
  5. Step 5: Solve for x
    x = 178,229,894,069.30/433,994.40
  6. Step 6: Final answer
    x = 410,673.26

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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.