Finding the Fourth Proportional to 386,927.08, 580,612.05 and 150,239.00
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Solution
The fourth proportional to 386,927.08, 580,612.05 and 150,239.00 is: 225,444.48
Step by Step Solution
- Step 1: Write the proportion equation
386,927.08 : 580,612.05 = 150,239.00 : x - Step 2: Convert to fraction form
386,927.08/580,612.05 = 150,239.00/x - Step 3: Cross multiply
386,927.08x = 580,612.05 × 150,239.00 - Step 4: Simplify right side
386,927.08x = 87,230,575,231.48 - Step 5: Solve for x
x = 87,230,575,231.48/386,927.08 - Step 6: Final answer
x = 225,444.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.