Home / 350,957.03-484,320.69-189,812.07

Finding the Fourth Proportional to 350,957.03, 484,320.69 and 189,812.07

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Solution

The fourth proportional to 350,957.03, 484,320.69 and 189,812.07 is: 261,940.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,957.03 : 484,320.69 = 189,812.07 : x
  2. Step 2: Convert to fraction form
    350,957.03/484,320.69 = 189,812.07/x
  3. Step 3: Cross multiply
    350,957.03x = 484,320.69 × 189,812.07
  4. Step 4: Simplify right side
    350,957.03x = 91,929,912,712.73
  5. Step 5: Solve for x
    x = 91,929,912,712.73/350,957.03
  6. Step 6: Final answer
    x = 261,940.65

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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.