Home / 1,294,899.60-1,942,571.40-396,319.08

Finding the Fourth Proportional to 1,294,899.60, 1,942,571.40 and 396,319.08

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Solution

The fourth proportional to 1,294,899.60, 1,942,571.40 and 396,319.08 is: 594,546.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,294,899.60 : 1,942,571.40 = 396,319.08 : x
  2. Step 2: Convert to fraction form
    1,294,899.60/1,942,571.40 = 396,319.08/x
  3. Step 3: Cross multiply
    1,294,899.60x = 1,942,571.40 × 396,319.08
  4. Step 4: Simplify right side
    1,294,899.60x = 769,878,110,082.31
  5. Step 5: Solve for x
    x = 769,878,110,082.31/1,294,899.60
  6. Step 6: Final answer
    x = 594,546.57

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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.