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Finding the Fourth Proportional to 599,081.76, 826,698.96 and 357,636.96

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Solution

The fourth proportional to 599,081.76, 826,698.96 and 357,636.96 is: 493,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,081.76 : 826,698.96 = 357,636.96 : x
  2. Step 2: Convert to fraction form
    599,081.76/826,698.96 = 357,636.96/x
  3. Step 3: Cross multiply
    599,081.76x = 826,698.96 × 357,636.96
  4. Step 4: Simplify right side
    599,081.76x = 295,658,102,889.56
  5. Step 5: Solve for x
    x = 295,658,102,889.56/599,081.76
  6. Step 6: Final answer
    x = 493,518.79

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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.