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Finding the Fourth Proportional to 260,096.92, 357,554.94 and 223,664.74

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Solution

The fourth proportional to 260,096.92, 357,554.94 and 223,664.74 is: 307,471.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,096.92 : 357,554.94 = 223,664.74 : x
  2. Step 2: Convert to fraction form
    260,096.92/357,554.94 = 223,664.74/x
  3. Step 3: Cross multiply
    260,096.92x = 357,554.94 × 223,664.74
  4. Step 4: Simplify right side
    260,096.92x = 79,972,432,690.82
  5. Step 5: Solve for x
    x = 79,972,432,690.82/260,096.92
  6. Step 6: Final answer
    x = 307,471.66

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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.