Finding the Fourth Proportional to 373,207.36, 515,013.12 and 203,438.08
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Solution
The fourth proportional to 373,207.36, 515,013.12 and 203,438.08 is: 280,737.44
Step by Step Solution
- Step 1: Write the proportion equation
373,207.36 : 515,013.12 = 203,438.08 : x - Step 2: Convert to fraction form
373,207.36/515,013.12 = 203,438.08/x - Step 3: Cross multiply
373,207.36x = 515,013.12 × 203,438.08 - Step 4: Simplify right side
373,207.36x = 104,773,280,307.61 - Step 5: Solve for x
x = 104,773,280,307.61/373,207.36 - Step 6: Final answer
x = 280,737.44
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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.