Home / 790,734.09-1,186,147.11-222,159.51

Finding the Fourth Proportional to 790,734.09, 1,186,147.11 and 222,159.51

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Solution

The fourth proportional to 790,734.09, 1,186,147.11 and 222,159.51 is: 333,252.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,734.09 : 1,186,147.11 = 222,159.51 : x
  2. Step 2: Convert to fraction form
    790,734.09/1,186,147.11 = 222,159.51/x
  3. Step 3: Cross multiply
    790,734.09x = 1,186,147.11 × 222,159.51
  4. Step 4: Simplify right side
    790,734.09x = 263,513,860,745.52
  5. Step 5: Solve for x
    x = 263,513,860,745.52/790,734.09
  6. Step 6: Final answer
    x = 333,252.18

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1.5x scale

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.