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Finding the Fourth Proportional to 474,536.24, 654,859.94 and 259,676.34

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Solution

The fourth proportional to 474,536.24, 654,859.94 and 259,676.34 is: 358,353.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,536.24 : 654,859.94 = 259,676.34 : x
  2. Step 2: Convert to fraction form
    474,536.24/654,859.94 = 259,676.34/x
  3. Step 3: Cross multiply
    474,536.24x = 654,859.94 × 259,676.34
  4. Step 4: Simplify right side
    474,536.24x = 170,051,632,431.82
  5. Step 5: Solve for x
    x = 170,051,632,431.82/474,536.24
  6. Step 6: Final answer
    x = 358,353.31

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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.