Finding the Fourth Proportional to 995,918.16, 1,374,483.42 and 566,262.84
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Solution
The fourth proportional to 995,918.16, 1,374,483.42 and 566,262.84 is: 781,508.88
Step by Step Solution
- Step 1: Write the proportion equation
995,918.16 : 1,374,483.42 = 566,262.84 : x - Step 2: Convert to fraction form
995,918.16/1,374,483.42 = 566,262.84/x - Step 3: Cross multiply
995,918.16x = 1,374,483.42 × 566,262.84 - Step 4: Simplify right side
995,918.16x = 778,318,884,942.11 - Step 5: Solve for x
x = 778,318,884,942.11/995,918.16 - Step 6: Final answer
x = 781,508.88
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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.