Home / 260,834.72-360,236.03-210,015.72

Finding the Fourth Proportional to 260,834.72, 360,236.03 and 210,015.72

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Solution

The fourth proportional to 260,834.72, 360,236.03 and 210,015.72 is: 290,050.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,834.72 : 360,236.03 = 210,015.72 : x
  2. Step 2: Convert to fraction form
    260,834.72/360,236.03 = 210,015.72/x
  3. Step 3: Cross multiply
    260,834.72x = 360,236.03 × 210,015.72
  4. Step 4: Simplify right side
    260,834.72x = 75,655,228,160.31
  5. Step 5: Solve for x
    x = 75,655,228,160.31/260,834.72
  6. Step 6: Final answer
    x = 290,050.46

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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.