Finding the Fourth Proportional to 562,615.68, 776,410.44 and 307,982.96
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Solution
The fourth proportional to 562,615.68, 776,410.44 and 307,982.96 is: 425,016.92
Step by Step Solution
- Step 1: Write the proportion equation
562,615.68 : 776,410.44 = 307,982.96 : x - Step 2: Convert to fraction form
562,615.68/776,410.44 = 307,982.96/x - Step 3: Cross multiply
562,615.68x = 776,410.44 × 307,982.96 - Step 4: Simplify right side
562,615.68x = 239,121,185,486.10 - Step 5: Solve for x
x = 239,121,185,486.10/562,615.68 - Step 6: Final answer
x = 425,016.92
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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.