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Finding the Fourth Proportional to 259,586.70, 358,090.84 and 179,054.07

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Solution

The fourth proportional to 259,586.70, 358,090.84 and 179,054.07 is: 246,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,586.70 : 358,090.84 = 179,054.07 : x
  2. Step 2: Convert to fraction form
    259,586.70/358,090.84 = 179,054.07/x
  3. Step 3: Cross multiply
    259,586.70x = 358,090.84 × 179,054.07
  4. Step 4: Simplify right side
    259,586.70x = 64,117,622,331.72
  5. Step 5: Solve for x
    x = 64,117,622,331.72/259,586.70
  6. Step 6: Final answer
    x = 246,998.87

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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.