Home / 628,261.23-941,706.41-308,633.07

Finding the Fourth Proportional to 628,261.23, 941,706.41 and 308,633.07

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Solution

The fourth proportional to 628,261.23, 941,706.41 and 308,633.07 is: 462,612.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,261.23 : 941,706.41 = 308,633.07 : x
  2. Step 2: Convert to fraction form
    628,261.23/941,706.41 = 308,633.07/x
  3. Step 3: Cross multiply
    628,261.23x = 941,706.41 × 308,633.07
  4. Step 4: Simplify right side
    628,261.23x = 290,641,738,813.81
  5. Step 5: Solve for x
    x = 290,641,738,813.81/628,261.23
  6. Step 6: Final answer
    x = 462,612.88

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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.