Home / 774,981.65-1,162,494.29-214,016.15

Finding the Fourth Proportional to 774,981.65, 1,162,494.29 and 214,016.15

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Solution

The fourth proportional to 774,981.65, 1,162,494.29 and 214,016.15 is: 321,030.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,981.65 : 1,162,494.29 = 214,016.15 : x
  2. Step 2: Convert to fraction form
    774,981.65/1,162,494.29 = 214,016.15/x
  3. Step 3: Cross multiply
    774,981.65x = 1,162,494.29 × 214,016.15
  4. Step 4: Simplify right side
    774,981.65x = 248,792,551,272.70
  5. Step 5: Solve for x
    x = 248,792,551,272.70/774,981.65
  6. Step 6: Final answer
    x = 321,030.25

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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.