Finding the Fourth Proportional to 373,681.24, 515,691.08 and 203,926.32
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Solution
The fourth proportional to 373,681.24, 515,691.08 and 203,926.32 is: 281,424.31
Step by Step Solution
- Step 1: Write the proportion equation
373,681.24 : 515,691.08 = 203,926.32 : x - Step 2: Convert to fraction form
373,681.24/515,691.08 = 203,926.32/x - Step 3: Cross multiply
373,681.24x = 515,691.08 × 203,926.32 - Step 4: Simplify right side
373,681.24x = 105,162,984,201.23 - Step 5: Solve for x
x = 105,162,984,201.23/373,681.24 - Step 6: Final answer
x = 281,424.31
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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.