Finding the Fourth Proportional to 629,119.36, 943,673.28 and 255,053.44
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Solution
The fourth proportional to 629,119.36, 943,673.28 and 255,053.44 is: 382,577.82
Step by Step Solution
- Step 1: Write the proportion equation
629,119.36 : 943,673.28 = 255,053.44 : x - Step 2: Convert to fraction form
629,119.36/943,673.28 = 255,053.44/x - Step 3: Cross multiply
629,119.36x = 943,673.28 × 255,053.44 - Step 4: Simplify right side
629,119.36x = 240,687,116,300.08 - Step 5: Solve for x
x = 240,687,116,300.08/629,119.36 - Step 6: Final answer
x = 382,577.82
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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.