Finding the Fourth Proportional to 413,688.08, 570,827.36 and 232,365.28
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Solution
The fourth proportional to 413,688.08, 570,827.36 and 232,365.28 is: 320,629.15
Step by Step Solution
- Step 1: Write the proportion equation
413,688.08 : 570,827.36 = 232,365.28 : x - Step 2: Convert to fraction form
413,688.08/570,827.36 = 232,365.28/x - Step 3: Cross multiply
413,688.08x = 570,827.36 × 232,365.28 - Step 4: Simplify right side
413,688.08x = 132,640,459,338.06 - Step 5: Solve for x
x = 132,640,459,338.06/413,688.08 - Step 6: Final answer
x = 320,629.15
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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.