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Finding the Fourth Proportional to 565,300.80, 848,607.30 and 340,914.60

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Solution

The fourth proportional to 565,300.80, 848,607.30 and 340,914.60 is: 511,767.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,300.80 : 848,607.30 = 340,914.60 : x
  2. Step 2: Convert to fraction form
    565,300.80/848,607.30 = 340,914.60/x
  3. Step 3: Cross multiply
    565,300.80x = 848,607.30 × 340,914.60
  4. Step 4: Simplify right side
    565,300.80x = 289,302,618,236.58
  5. Step 5: Solve for x
    x = 289,302,618,236.58/565,300.80
  6. Step 6: Final answer
    x = 511,767.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.