Home / 779,172.88-1,168,792.62-305,960.80

Finding the Fourth Proportional to 779,172.88, 1,168,792.62 and 305,960.80

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Solution

The fourth proportional to 779,172.88, 1,168,792.62 and 305,960.80 is: 458,954.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,172.88 : 1,168,792.62 = 305,960.80 : x
  2. Step 2: Convert to fraction form
    779,172.88/1,168,792.62 = 305,960.80/x
  3. Step 3: Cross multiply
    779,172.88x = 1,168,792.62 × 305,960.80
  4. Step 4: Simplify right side
    779,172.88x = 357,604,725,049.30
  5. Step 5: Solve for x
    x = 357,604,725,049.30/779,172.88
  6. Step 6: Final answer
    x = 458,954.28

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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.