Finding the Fourth Proportional to 315,365.24, 435,202.18 and 179,398.82
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Solution
The fourth proportional to 315,365.24, 435,202.18 and 179,398.82 is: 247,569.31
Step by Step Solution
- Step 1: Write the proportion equation
315,365.24 : 435,202.18 = 179,398.82 : x - Step 2: Convert to fraction form
315,365.24/435,202.18 = 179,398.82/x - Step 3: Cross multiply
315,365.24x = 435,202.18 × 179,398.82 - Step 4: Simplify right side
315,365.24x = 78,074,754,928.92 - Step 5: Solve for x
x = 78,074,754,928.92/315,365.24 - Step 6: Final answer
x = 247,569.31
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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.