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Finding the Fourth Proportional to 427,427.35, 589,798.35 and 246,198.22

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Solution

The fourth proportional to 427,427.35, 589,798.35 and 246,198.22 is: 339,723.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,427.35 : 589,798.35 = 246,198.22 : x
  2. Step 2: Convert to fraction form
    427,427.35/589,798.35 = 246,198.22/x
  3. Step 3: Cross multiply
    427,427.35x = 589,798.35 × 246,198.22
  4. Step 4: Simplify right side
    427,427.35x = 145,207,303,928.94
  5. Step 5: Solve for x
    x = 145,207,303,928.94/427,427.35
  6. Step 6: Final answer
    x = 339,723.94

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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.