Home / 866,636.73-1,195,954.61-484,665.03

Finding the Fourth Proportional to 866,636.73, 1,195,954.61 and 484,665.03

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Solution

The fourth proportional to 866,636.73, 1,195,954.61 and 484,665.03 is: 668,835.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,636.73 : 1,195,954.61 = 484,665.03 : x
  2. Step 2: Convert to fraction form
    866,636.73/1,195,954.61 = 484,665.03/x
  3. Step 3: Cross multiply
    866,636.73x = 1,195,954.61 × 484,665.03
  4. Step 4: Simplify right side
    866,636.73x = 579,637,374,510.96
  5. Step 5: Solve for x
    x = 579,637,374,510.96/866,636.73
  6. Step 6: Final answer
    x = 668,835.46

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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.