Finding the Fourth Proportional to 699,856.10, 965,497.21 and 427,935.32
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Solution
The fourth proportional to 699,856.10, 965,497.21 and 427,935.32 is: 590,364.73
Step by Step Solution
- Step 1: Write the proportion equation
699,856.10 : 965,497.21 = 427,935.32 : x - Step 2: Convert to fraction form
699,856.10/965,497.21 = 427,935.32/x - Step 3: Cross multiply
699,856.10x = 965,497.21 × 427,935.32 - Step 4: Simplify right side
699,856.10x = 413,170,351,623.13 - Step 5: Solve for x
x = 413,170,351,623.13/699,856.10 - Step 6: Final answer
x = 590,364.73
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.