Finding the Fourth Proportional to 319,353.03, 478,603.97 and 150,918.09
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Solution
The fourth proportional to 319,353.03, 478,603.97 and 150,918.09 is: 226,176.02
Step by Step Solution
- Step 1: Write the proportion equation
319,353.03 : 478,603.97 = 150,918.09 : x - Step 2: Convert to fraction form
319,353.03/478,603.97 = 150,918.09/x - Step 3: Cross multiply
319,353.03x = 478,603.97 × 150,918.09 - Step 4: Simplify right side
319,353.03x = 72,229,997,018.82 - Step 5: Solve for x
x = 72,229,997,018.82/319,353.03 - Step 6: Final answer
x = 226,176.02
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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.