Finding the Fourth Proportional to 373,168.14, 514,985.91 and 212,050.50
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Solution
The fourth proportional to 373,168.14, 514,985.91 and 212,050.50 is: 292,637.58
Step by Step Solution
- Step 1: Write the proportion equation
373,168.14 : 514,985.91 = 212,050.50 : x - Step 2: Convert to fraction form
373,168.14/514,985.91 = 212,050.50/x - Step 3: Cross multiply
373,168.14x = 514,985.91 × 212,050.50 - Step 4: Simplify right side
373,168.14x = 109,203,019,708.46 - Step 5: Solve for x
x = 109,203,019,708.46/373,168.14 - Step 6: Final answer
x = 292,637.58
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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.