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Finding the Fourth Proportional to 595,231.45, 821,425.42 and 323,304.65

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Solution

The fourth proportional to 595,231.45, 821,425.42 and 323,304.65 is: 446,163.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,231.45 : 821,425.42 = 323,304.65 : x
  2. Step 2: Convert to fraction form
    595,231.45/821,425.42 = 323,304.65/x
  3. Step 3: Cross multiply
    595,231.45x = 821,425.42 × 323,304.65
  4. Step 4: Simplify right side
    595,231.45x = 265,570,657,291.55
  5. Step 5: Solve for x
    x = 265,570,657,291.55/595,231.45
  6. Step 6: Final answer
    x = 446,163.69

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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.