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Finding the Fourth Proportional to 275,734.94, 380,504.39 and 168,484.46

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Solution

The fourth proportional to 275,734.94, 380,504.39 and 168,484.46 is: 232,502.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,734.94 : 380,504.39 = 168,484.46 : x
  2. Step 2: Convert to fraction form
    275,734.94/380,504.39 = 168,484.46/x
  3. Step 3: Cross multiply
    275,734.94x = 380,504.39 × 168,484.46
  4. Step 4: Simplify right side
    275,734.94x = 64,109,073,931.84
  5. Step 5: Solve for x
    x = 64,109,073,931.84/275,734.94
  6. Step 6: Final answer
    x = 232,502.54

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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.