Home / 275,659.27-380,450.93-168,291.54

Finding the Fourth Proportional to 275,659.27, 380,450.93 and 168,291.54

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Solution

The fourth proportional to 275,659.27, 380,450.93 and 168,291.54 is: 232,267.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,659.27 : 380,450.93 = 168,291.54 : x
  2. Step 2: Convert to fraction form
    275,659.27/380,450.93 = 168,291.54/x
  3. Step 3: Cross multiply
    275,659.27x = 380,450.93 × 168,291.54
  4. Step 4: Simplify right side
    275,659.27x = 64,026,672,904.13
  5. Step 5: Solve for x
    x = 64,026,672,904.13/275,659.27
  6. Step 6: Final answer
    x = 232,267.44

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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.