Finding the Fourth Proportional to 496,070.58, 684,557.58 and 292,130.09
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Solution
The fourth proportional to 496,070.58, 684,557.58 and 292,130.09 is: 403,127.86
Step by Step Solution
- Step 1: Write the proportion equation
496,070.58 : 684,557.58 = 292,130.09 : x - Step 2: Convert to fraction form
496,070.58/684,557.58 = 292,130.09/x - Step 3: Cross multiply
496,070.58x = 684,557.58 × 292,130.09 - Step 4: Simplify right side
496,070.58x = 199,979,869,902.78 - Step 5: Solve for x
x = 199,979,869,902.78/496,070.58 - Step 6: Final answer
x = 403,127.86
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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.