Home / 716,966.94-1,075,606.53-218,317.98

Finding the Fourth Proportional to 716,966.94, 1,075,606.53 and 218,317.98

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Solution

The fourth proportional to 716,966.94, 1,075,606.53 and 218,317.98 is: 327,524.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,966.94 : 1,075,606.53 = 218,317.98 : x
  2. Step 2: Convert to fraction form
    716,966.94/1,075,606.53 = 218,317.98/x
  3. Step 3: Cross multiply
    716,966.94x = 1,075,606.53 × 218,317.98
  4. Step 4: Simplify right side
    716,966.94x = 234,824,244,904.41
  5. Step 5: Solve for x
    x = 234,824,244,904.41/716,966.94
  6. Step 6: Final answer
    x = 327,524.51

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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.