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Finding the Fourth Proportional to 595,365.57, 821,605.20 and 323,433.65

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Solution

The fourth proportional to 595,365.57, 821,605.20 and 323,433.65 is: 446,338.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,365.57 : 821,605.20 = 323,433.65 : x
  2. Step 2: Convert to fraction form
    595,365.57/821,605.20 = 323,433.65/x
  3. Step 3: Cross multiply
    595,365.57x = 821,605.20 × 323,433.65
  4. Step 4: Simplify right side
    595,365.57x = 265,734,764,586.95
  5. Step 5: Solve for x
    x = 265,734,764,586.95/595,365.57
  6. Step 6: Final answer
    x = 446,338.82

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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.