Home / 483,255.04-666,792.48-279,232.96

Finding the Fourth Proportional to 483,255.04, 666,792.48 and 279,232.96

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Solution

The fourth proportional to 483,255.04, 666,792.48 and 279,232.96 is: 385,284.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,255.04 : 666,792.48 = 279,232.96 : x
  2. Step 2: Convert to fraction form
    483,255.04/666,792.48 = 279,232.96/x
  3. Step 3: Cross multiply
    483,255.04x = 666,792.48 × 279,232.96
  4. Step 4: Simplify right side
    483,255.04x = 186,190,437,896.14
  5. Step 5: Solve for x
    x = 186,190,437,896.14/483,255.04
  6. Step 6: Final answer
    x = 385,284.01

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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.