Home / 1,188,149.06-1,782,328.38-335,228.18

Finding the Fourth Proportional to 1,188,149.06, 1,782,328.38 and 335,228.18

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Solution

The fourth proportional to 1,188,149.06, 1,782,328.38 and 335,228.18 is: 502,871.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,188,149.06 : 1,782,328.38 = 335,228.18 : x
  2. Step 2: Convert to fraction form
    1,188,149.06/1,782,328.38 = 335,228.18/x
  3. Step 3: Cross multiply
    1,188,149.06x = 1,782,328.38 × 335,228.18
  4. Step 4: Simplify right side
    1,188,149.06x = 597,486,698,989.75
  5. Step 5: Solve for x
    x = 597,486,698,989.75/1,188,149.06
  6. Step 6: Final answer
    x = 502,871.84

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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.