Home / 716,796.88-1,075,355.64-218,199.76

Finding the Fourth Proportional to 716,796.88, 1,075,355.64 and 218,199.76

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Solution

The fourth proportional to 716,796.88, 1,075,355.64 and 218,199.76 is: 327,348.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,796.88 : 1,075,355.64 = 218,199.76 : x
  2. Step 2: Convert to fraction form
    716,796.88/1,075,355.64 = 218,199.76/x
  3. Step 3: Cross multiply
    716,796.88x = 1,075,355.64 × 218,199.76
  4. Step 4: Simplify right side
    716,796.88x = 234,642,342,562.65
  5. Step 5: Solve for x
    x = 234,642,342,562.65/716,796.88
  6. Step 6: Final answer
    x = 327,348.44

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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.