Home / 708,447.36-1,062,826.56-209,850.24

Finding the Fourth Proportional to 708,447.36, 1,062,826.56 and 209,850.24

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Solution

The fourth proportional to 708,447.36, 1,062,826.56 and 209,850.24 is: 314,821.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,447.36 : 1,062,826.56 = 209,850.24 : x
  2. Step 2: Convert to fraction form
    708,447.36/1,062,826.56 = 209,850.24/x
  3. Step 3: Cross multiply
    708,447.36x = 1,062,826.56 × 209,850.24
  4. Step 4: Simplify right side
    708,447.36x = 223,034,408,694.37
  5. Step 5: Solve for x
    x = 223,034,408,694.37/708,447.36
  6. Step 6: Final answer
    x = 314,821.43

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Double scale
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Similar ratio
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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.