Home / 804,341.70-1,109,994.03-436,819.86

Finding the Fourth Proportional to 804,341.70, 1,109,994.03 and 436,819.86

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Solution

The fourth proportional to 804,341.70, 1,109,994.03 and 436,819.86 is: 602,812.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,341.70 : 1,109,994.03 = 436,819.86 : x
  2. Step 2: Convert to fraction form
    804,341.70/1,109,994.03 = 436,819.86/x
  3. Step 3: Cross multiply
    804,341.70x = 1,109,994.03 × 436,819.86
  4. Step 4: Simplify right side
    804,341.70x = 484,867,436,785.44
  5. Step 5: Solve for x
    x = 484,867,436,785.44/804,341.70
  6. Step 6: Final answer
    x = 602,812.76

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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.