Home / 790,802.06-1,185,957.64-285,297.18

Finding the Fourth Proportional to 790,802.06, 1,185,957.64 and 285,297.18

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Solution

The fourth proportional to 790,802.06, 1,185,957.64 and 285,297.18 is: 427,857.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,802.06 : 1,185,957.64 = 285,297.18 : x
  2. Step 2: Convert to fraction form
    790,802.06/1,185,957.64 = 285,297.18/x
  3. Step 3: Cross multiply
    790,802.06x = 1,185,957.64 × 285,297.18
  4. Step 4: Simplify right side
    790,802.06x = 338,350,370,338.64
  5. Step 5: Solve for x
    x = 338,350,370,338.64/790,802.06
  6. Step 6: Final answer
    x = 427,857.22

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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.