Home / 678,607.23-1,017,964.25-179,971.23

Finding the Fourth Proportional to 678,607.23, 1,017,964.25 and 179,971.23

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Solution

The fourth proportional to 678,607.23, 1,017,964.25 and 179,971.23 is: 269,971.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    678,607.23 : 1,017,964.25 = 179,971.23 : x
  2. Step 2: Convert to fraction form
    678,607.23/1,017,964.25 = 179,971.23/x
  3. Step 3: Cross multiply
    678,607.23x = 1,017,964.25 × 179,971.23
  4. Step 4: Simplify right side
    678,607.23x = 183,204,277,268.67
  5. Step 5: Solve for x
    x = 183,204,277,268.67/678,607.23
  6. Step 6: Final answer
    x = 269,971.01

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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.