Finding the Fourth Proportional to 373,277.93, 515,101.34 and 212,110.61
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Solution
The fourth proportional to 373,277.93, 515,101.34 and 212,110.61 is: 292,700.02
Step by Step Solution
- Step 1: Write the proportion equation
373,277.93 : 515,101.34 = 212,110.61 : x - Step 2: Convert to fraction form
373,277.93/515,101.34 = 212,110.61/x - Step 3: Cross multiply
373,277.93x = 515,101.34 × 212,110.61 - Step 4: Simplify right side
373,277.93x = 109,258,457,393.99 - Step 5: Solve for x
x = 109,258,457,393.99/373,277.93 - Step 6: Final answer
x = 292,700.02
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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.