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Finding the Fourth Proportional to 262,751.82, 359,971.33 and 252,911.76

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Solution

The fourth proportional to 262,751.82, 359,971.33 and 252,911.76 is: 346,490.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,751.82 : 359,971.33 = 252,911.76 : x
  2. Step 2: Convert to fraction form
    262,751.82/359,971.33 = 252,911.76/x
  3. Step 3: Cross multiply
    262,751.82x = 359,971.33 × 252,911.76
  4. Step 4: Simplify right side
    262,751.82x = 91,040,982,619.84
  5. Step 5: Solve for x
    x = 91,040,982,619.84/262,751.82
  6. Step 6: Final answer
    x = 346,490.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.