Home / 743,158.37-1,025,495.94-412,023.16

Finding the Fourth Proportional to 743,158.37, 1,025,495.94 and 412,023.16

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Solution

The fourth proportional to 743,158.37, 1,025,495.94 and 412,023.16 is: 568,557.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,158.37 : 1,025,495.94 = 412,023.16 : x
  2. Step 2: Convert to fraction form
    743,158.37/1,025,495.94 = 412,023.16/x
  3. Step 3: Cross multiply
    743,158.37x = 1,025,495.94 × 412,023.16
  4. Step 4: Simplify right side
    743,158.37x = 422,528,077,765.97
  5. Step 5: Solve for x
    x = 422,528,077,765.97/743,158.37
  6. Step 6: Final answer
    x = 568,557.25

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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.