Finding the Third Proportional to 386,229.94 and 565,518.09
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Solution
The third proportional to 386,229.94 and 565,518.09 is: 828,031.91
Step by Step Solution
- Step 1: Write the proportion equation
386,229.94 : 565,518.09 = 565,518.09 : x - Step 2: Convert to fraction form
386,229.94/565,518.09 = 565,518.09/x - Step 3: Cross multiply
386,229.94x = 565,518.09 × 565,518.09 - Step 4: Simplify right side
386,229.94x = 319,810,714,358.63 - Step 5: Solve for x
x = 319,810,714,358.63/386,229.94 - Step 6: Final answer
x = 828,031.91
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.