Finding the Fourth Proportional to 292,458.66, 403,593.96 and 158,322.66
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Solution
The fourth proportional to 292,458.66, 403,593.96 and 158,322.66 is: 218,485.82
Step by Step Solution
- Step 1: Write the proportion equation
292,458.66 : 403,593.96 = 158,322.66 : x - Step 2: Convert to fraction form
292,458.66/403,593.96 = 158,322.66/x - Step 3: Cross multiply
292,458.66x = 403,593.96 × 158,322.66 - Step 4: Simplify right side
292,458.66x = 63,898,069,307.13 - Step 5: Solve for x
x = 63,898,069,307.13/292,458.66 - Step 6: Final answer
x = 218,485.82
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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.