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Finding the Fourth Proportional to 599,129.30, 898,903.86 and 374,226.42

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Solution

The fourth proportional to 599,129.30, 898,903.86 and 374,226.42 is: 561,470.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,129.30 : 898,903.86 = 374,226.42 : x
  2. Step 2: Convert to fraction form
    599,129.30/898,903.86 = 374,226.42/x
  3. Step 3: Cross multiply
    599,129.30x = 898,903.86 × 374,226.42
  4. Step 4: Simplify right side
    599,129.30x = 336,393,573,451.98
  5. Step 5: Solve for x
    x = 336,393,573,451.98/599,129.30
  6. Step 6: Final answer
    x = 561,470.74

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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.