Home / 716,902.44-1,075,509.72-218,253.48

Finding the Fourth Proportional to 716,902.44, 1,075,509.72 and 218,253.48

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Solution

The fourth proportional to 716,902.44, 1,075,509.72 and 218,253.48 is: 327,427.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,902.44 : 1,075,509.72 = 218,253.48 : x
  2. Step 2: Convert to fraction form
    716,902.44/1,075,509.72 = 218,253.48/x
  3. Step 3: Cross multiply
    716,902.44x = 1,075,509.72 × 218,253.48
  4. Step 4: Simplify right side
    716,902.44x = 234,733,739,163.83
  5. Step 5: Solve for x
    x = 234,733,739,163.83/716,902.44
  6. Step 6: Final answer
    x = 327,427.73

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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.