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Finding the Fourth Proportional to 600,105.84, 828,354.60 and 345,558.48

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Solution

The fourth proportional to 600,105.84, 828,354.60 and 345,558.48 is: 476,990.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,105.84 : 828,354.60 = 345,558.48 : x
  2. Step 2: Convert to fraction form
    600,105.84/828,354.60 = 345,558.48/x
  3. Step 3: Cross multiply
    600,105.84x = 828,354.60 × 345,558.48
  4. Step 4: Simplify right side
    600,105.84x = 286,244,956,477.01
  5. Step 5: Solve for x
    x = 286,244,956,477.01/600,105.84
  6. Step 6: Final answer
    x = 476,990.79

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1.5x scale

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.