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Finding the Fourth Proportional to 274,477.82, 409,022.87 and 265,448.34

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Solution

The fourth proportional to 274,477.82, 409,022.87 and 265,448.34 is: 395,567.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,477.82 : 409,022.87 = 265,448.34 : x
  2. Step 2: Convert to fraction form
    274,477.82/409,022.87 = 265,448.34/x
  3. Step 3: Cross multiply
    274,477.82x = 409,022.87 × 265,448.34
  4. Step 4: Simplify right side
    274,477.82x = 108,574,440,536.29
  5. Step 5: Solve for x
    x = 108,574,440,536.29/274,477.82
  6. Step 6: Final answer
    x = 395,567.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.