Home / 716,967.94-1,075,608.03-218,318.98

Finding the Fourth Proportional to 716,967.94, 1,075,608.03 and 218,318.98

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Solution

The fourth proportional to 716,967.94, 1,075,608.03 and 218,318.98 is: 327,526.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,967.94 : 1,075,608.03 = 218,318.98 : x
  2. Step 2: Convert to fraction form
    716,967.94/1,075,608.03 = 218,318.98/x
  3. Step 3: Cross multiply
    716,967.94x = 1,075,608.03 × 218,318.98
  4. Step 4: Simplify right side
    716,967.94x = 234,825,647,989.41
  5. Step 5: Solve for x
    x = 234,825,647,989.41/716,967.94
  6. Step 6: Final answer
    x = 327,526.01

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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.