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Finding the Fourth Proportional to 845,360.88, 1,268,183.88 and 284,262

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Solution

The fourth proportional to 845,360.88, 1,268,183.88 and 284,262 is: 426,440.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,360.88 : 1,268,183.88 = 284,262 : x
  2. Step 2: Convert to fraction form
    845,360.88/1,268,183.88 = 284,262/x
  3. Step 3: Cross multiply
    845,360.88x = 1,268,183.88 × 284,262
  4. Step 4: Simplify right side
    845,360.88x = 360,496,486,096.56
  5. Step 5: Solve for x
    x = 360,496,486,096.56/845,360.88
  6. Step 6: Final answer
    x = 426,440.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.