Finding the Fourth Proportional to 292,192.02, 438,322.68 and 276,248.70
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Solution
The fourth proportional to 292,192.02, 438,322.68 and 276,248.70 is: 414,405.81
Step by Step Solution
- Step 1: Write the proportion equation
292,192.02 : 438,322.68 = 276,248.70 : x - Step 2: Convert to fraction form
292,192.02/438,322.68 = 276,248.70/x - Step 3: Cross multiply
292,192.02x = 438,322.68 × 276,248.70 - Step 4: Simplify right side
292,192.02x = 121,086,070,530.52 - Step 5: Solve for x
x = 121,086,070,530.52/292,192.02 - Step 6: Final answer
x = 414,405.81
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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.