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Finding the Fourth Proportional to 594,675.10, 820,657.77 and 322,745.34

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Solution

The fourth proportional to 594,675.10, 820,657.77 and 322,745.34 is: 445,391.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,675.10 : 820,657.77 = 322,745.34 : x
  2. Step 2: Convert to fraction form
    594,675.10/820,657.77 = 322,745.34/x
  3. Step 3: Cross multiply
    594,675.10x = 820,657.77 × 322,745.34
  4. Step 4: Simplify right side
    594,675.10x = 264,863,470,195.43
  5. Step 5: Solve for x
    x = 264,863,470,195.43/594,675.10
  6. Step 6: Final answer
    x = 445,391.90

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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.