Finding the Fourth Proportional to 608,177.06, 839,282.24 and 339,905.06
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Solution
The fourth proportional to 608,177.06, 839,282.24 and 339,905.06 is: 469,067.81
Step by Step Solution
- Step 1: Write the proportion equation
608,177.06 : 839,282.24 = 339,905.06 : x - Step 2: Convert to fraction form
608,177.06/839,282.24 = 339,905.06/x - Step 3: Cross multiply
608,177.06x = 839,282.24 × 339,905.06 - Step 4: Simplify right side
608,177.06x = 285,276,280,144.13 - Step 5: Solve for x
x = 285,276,280,144.13/608,177.06 - Step 6: Final answer
x = 469,067.81
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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.