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Finding the Fourth Proportional to 595,197.86, 821,378.97 and 323,268.30

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Solution

The fourth proportional to 595,197.86, 821,378.97 and 323,268.30 is: 446,113.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,197.86 : 821,378.97 = 323,268.30 : x
  2. Step 2: Convert to fraction form
    595,197.86/821,378.97 = 323,268.30/x
  3. Step 3: Cross multiply
    595,197.86x = 821,378.97 × 323,268.30
  4. Step 4: Simplify right side
    595,197.86x = 265,525,783,287.65
  5. Step 5: Solve for x
    x = 265,525,783,287.65/595,197.86
  6. Step 6: Final answer
    x = 446,113.47

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1.5x scale

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.