Home / 1,098,229.32-1,646,692.56-339,846.12

Finding the Fourth Proportional to 1,098,229.32, 1,646,692.56 and 339,846.12

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Solution

The fourth proportional to 1,098,229.32, 1,646,692.56 and 339,846.12 is: 509,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,229.32 : 1,646,692.56 = 339,846.12 : x
  2. Step 2: Convert to fraction form
    1,098,229.32/1,646,692.56 = 339,846.12/x
  3. Step 3: Cross multiply
    1,098,229.32x = 1,646,692.56 × 339,846.12
  4. Step 4: Simplify right side
    1,098,229.32x = 559,622,077,348.87
  5. Step 5: Solve for x
    x = 559,622,077,348.87/1,098,229.32
  6. Step 6: Final answer
    x = 509,567.60

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1.5x scale

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.