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Finding the Fourth Proportional to 295,697.15, 443,582.61 and 115,759.32

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Solution

The fourth proportional to 295,697.15, 443,582.61 and 115,759.32 is: 173,653.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,697.15 : 443,582.61 = 115,759.32 : x
  2. Step 2: Convert to fraction form
    295,697.15/443,582.61 = 115,759.32/x
  3. Step 3: Cross multiply
    295,697.15x = 443,582.61 × 115,759.32
  4. Step 4: Simplify right side
    295,697.15x = 51,348,820,718.63
  5. Step 5: Solve for x
    x = 51,348,820,718.63/295,697.15
  6. Step 6: Final answer
    x = 173,653.42

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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.