Finding the Fourth Proportional to 502,108.24, 753,168.48 and 147,129.44
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Solution
The fourth proportional to 502,108.24, 753,168.48 and 147,129.44 is: 220,695.95
Step by Step Solution
- Step 1: Write the proportion equation
502,108.24 : 753,168.48 = 147,129.44 : x - Step 2: Convert to fraction form
502,108.24/753,168.48 = 147,129.44/x - Step 3: Cross multiply
502,108.24x = 753,168.48 × 147,129.44 - Step 4: Simplify right side
502,108.24x = 110,813,256,688.05 - Step 5: Solve for x
x = 110,813,256,688.05/502,108.24 - Step 6: Final answer
x = 220,695.95
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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.