Home / 484,450.16-668,536.38-269,586.54

Finding the Fourth Proportional to 484,450.16, 668,536.38 and 269,586.54

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Solution

The fourth proportional to 484,450.16, 668,536.38 and 269,586.54 is: 372,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,450.16 : 668,536.38 = 269,586.54 : x
  2. Step 2: Convert to fraction form
    484,450.16/668,536.38 = 269,586.54/x
  3. Step 3: Cross multiply
    484,450.16x = 668,536.38 × 269,586.54
  4. Step 4: Simplify right side
    484,450.16x = 180,228,409,548.33
  5. Step 5: Solve for x
    x = 180,228,409,548.33/484,450.16
  6. Step 6: Final answer
    x = 372,026.74

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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.