Home / 483,277.80-666,904.92-268,431.65

Finding the Fourth Proportional to 483,277.80, 666,904.92 and 268,431.65

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Solution

The fourth proportional to 483,277.80, 666,904.92 and 268,431.65 is: 370,425.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,277.80 : 666,904.92 = 268,431.65 : x
  2. Step 2: Convert to fraction form
    483,277.80/666,904.92 = 268,431.65/x
  3. Step 3: Cross multiply
    483,277.80x = 666,904.92 × 268,431.65
  4. Step 4: Simplify right side
    483,277.80x = 179,018,388,068.72
  5. Step 5: Solve for x
    x = 179,018,388,068.72/483,277.80
  6. Step 6: Final answer
    x = 370,425.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.