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Finding the Fourth Proportional to 594,761, 820,760.46 and 340,103.48

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Solution

The fourth proportional to 594,761, 820,760.46 and 340,103.48 is: 469,337.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,761 : 820,760.46 = 340,103.48 : x
  2. Step 2: Convert to fraction form
    594,761/820,760.46 = 340,103.48/x
  3. Step 3: Cross multiply
    594,761x = 820,760.46 × 340,103.48
  4. Step 4: Simplify right side
    594,761x = 279,143,488,692.40
  5. Step 5: Solve for x
    x = 279,143,488,692.40/594,761
  6. Step 6: Final answer
    x = 469,337.24

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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.