Home / 842,633.23-1,264,268.01-505,908.60

Finding the Fourth Proportional to 842,633.23, 1,264,268.01 and 505,908.60

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Solution

The fourth proportional to 842,633.23, 1,264,268.01 and 505,908.60 is: 759,053.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,633.23 : 1,264,268.01 = 505,908.60 : x
  2. Step 2: Convert to fraction form
    842,633.23/1,264,268.01 = 505,908.60/x
  3. Step 3: Cross multiply
    842,633.23x = 1,264,268.01 × 505,908.60
  4. Step 4: Simplify right side
    842,633.23x = 639,604,063,231.55
  5. Step 5: Solve for x
    x = 639,604,063,231.55/842,633.23
  6. Step 6: Final answer
    x = 759,053.93

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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.