Home / 835,703.10-1,253,734.48-259,314.90

Finding the Fourth Proportional to 835,703.10, 1,253,734.48 and 259,314.90

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Solution

The fourth proportional to 835,703.10, 1,253,734.48 and 259,314.90 is: 389,028.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,703.10 : 1,253,734.48 = 259,314.90 : x
  2. Step 2: Convert to fraction form
    835,703.10/1,253,734.48 = 259,314.90/x
  3. Step 3: Cross multiply
    835,703.10x = 1,253,734.48 × 259,314.90
  4. Step 4: Simplify right side
    835,703.10x = 325,112,028,282.81
  5. Step 5: Solve for x
    x = 325,112,028,282.81/835,703.10
  6. Step 6: Final answer
    x = 389,028.15

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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.