Finding the Fourth Proportional to 557,440.24, 769,268.28 and 302,791.48
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Solution
The fourth proportional to 557,440.24, 769,268.28 and 302,791.48 is: 417,852.65
Step by Step Solution
- Step 1: Write the proportion equation
557,440.24 : 769,268.28 = 302,791.48 : x - Step 2: Convert to fraction form
557,440.24/769,268.28 = 302,791.48/x - Step 3: Cross multiply
557,440.24x = 769,268.28 × 302,791.48 - Step 4: Simplify right side
557,440.24x = 232,927,881,018.25 - Step 5: Solve for x
x = 232,927,881,018.25/557,440.24 - Step 6: Final answer
x = 417,852.65
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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.