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Finding the Fourth Proportional to 504,558.92, 696,287.55 and 275,120.14

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Solution

The fourth proportional to 504,558.92, 696,287.55 and 275,120.14 is: 379,663.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,558.92 : 696,287.55 = 275,120.14 : x
  2. Step 2: Convert to fraction form
    504,558.92/696,287.55 = 275,120.14/x
  3. Step 3: Cross multiply
    504,558.92x = 696,287.55 × 275,120.14
  4. Step 4: Simplify right side
    504,558.92x = 191,562,728,236.26
  5. Step 5: Solve for x
    x = 191,562,728,236.26/504,558.92
  6. Step 6: Final answer
    x = 379,663.74

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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.