Finding the Fourth Proportional to 373,560.08, 515,510.48 and 212,415.12
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Solution
The fourth proportional to 373,560.08, 515,510.48 and 212,415.12 is: 293,131.48
Step by Step Solution
- Step 1: Write the proportion equation
373,560.08 : 515,510.48 = 212,415.12 : x - Step 2: Convert to fraction form
373,560.08/515,510.48 = 212,415.12/x - Step 3: Cross multiply
373,560.08x = 515,510.48 × 212,415.12 - Step 4: Simplify right side
373,560.08x = 109,502,220,470.46 - Step 5: Solve for x
x = 109,502,220,470.46/373,560.08 - Step 6: Final answer
x = 293,131.48
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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.