Home / 1,078,352.34-1,617,735.87-413,452.50

Finding the Fourth Proportional to 1,078,352.34, 1,617,735.87 and 413,452.50

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Solution

The fourth proportional to 1,078,352.34, 1,617,735.87 and 413,452.50 is: 620,258.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,352.34 : 1,617,735.87 = 413,452.50 : x
  2. Step 2: Convert to fraction form
    1,078,352.34/1,617,735.87 = 413,452.50/x
  3. Step 3: Cross multiply
    1,078,352.34x = 1,617,735.87 × 413,452.50
  4. Step 4: Simplify right side
    1,078,352.34x = 668,856,939,791.18
  5. Step 5: Solve for x
    x = 668,856,939,791.18/1,078,352.34
  6. Step 6: Final answer
    x = 620,258.25

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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.