Home / 308,860.50-462,417.14-196,261.58

Finding the Fourth Proportional to 308,860.50, 462,417.14 and 196,261.58

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Solution

The fourth proportional to 308,860.50, 462,417.14 and 196,261.58 is: 293,837.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,860.50 : 462,417.14 = 196,261.58 : x
  2. Step 2: Convert to fraction form
    308,860.50/462,417.14 = 196,261.58/x
  3. Step 3: Cross multiply
    308,860.50x = 462,417.14 × 196,261.58
  4. Step 4: Simplify right side
    308,860.50x = 90,754,718,515.48
  5. Step 5: Solve for x
    x = 90,754,718,515.48/308,860.50
  6. Step 6: Final answer
    x = 293,837.25

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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.