Home / 350,760.65-484,054.11-212,899.73

Finding the Fourth Proportional to 350,760.65, 484,054.11 and 212,899.73

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Solution

The fourth proportional to 350,760.65, 484,054.11 and 212,899.73 is: 293,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,760.65 : 484,054.11 = 212,899.73 : x
  2. Step 2: Convert to fraction form
    350,760.65/484,054.11 = 212,899.73/x
  3. Step 3: Cross multiply
    350,760.65x = 484,054.11 × 212,899.73
  4. Step 4: Simplify right side
    350,760.65x = 103,054,986,904.12
  5. Step 5: Solve for x
    x = 103,054,986,904.12/350,760.65
  6. Step 6: Final answer
    x = 293,804.30

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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.