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Finding the Fourth Proportional to 595,267.80, 821,475.72 and 323,340.96

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Solution

The fourth proportional to 595,267.80, 821,475.72 and 323,340.96 is: 446,213.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,267.80 : 821,475.72 = 323,340.96 : x
  2. Step 2: Convert to fraction form
    595,267.80/821,475.72 = 323,340.96/x
  3. Step 3: Cross multiply
    595,267.80x = 821,475.72 × 323,340.96
  4. Step 4: Simplify right side
    595,267.80x = 265,616,747,921.49
  5. Step 5: Solve for x
    x = 265,616,747,921.49/595,267.80
  6. Step 6: Final answer
    x = 446,213.87

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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.