Home / 739,144.20-1,106,642.70-718,408.20

Finding the Fourth Proportional to 739,144.20, 1,106,642.70 and 718,408.20

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Solution

The fourth proportional to 739,144.20, 1,106,642.70 and 718,408.20 is: 1,075,596.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,144.20 : 1,106,642.70 = 718,408.20 : x
  2. Step 2: Convert to fraction form
    739,144.20/1,106,642.70 = 718,408.20/x
  3. Step 3: Cross multiply
    739,144.20x = 1,106,642.70 × 718,408.20
  4. Step 4: Simplify right side
    739,144.20x = 795,021,190,150.14
  5. Step 5: Solve for x
    x = 795,021,190,150.14/739,144.20
  6. Step 6: Final answer
    x = 1,075,596.87

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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.