Finding the Fourth Proportional to 995,976.36, 1,374,391.62 and 566,196.84
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Solution
The fourth proportional to 995,976.36, 1,374,391.62 and 566,196.84 is: 781,319.94
Step by Step Solution
- Step 1: Write the proportion equation
995,976.36 : 1,374,391.62 = 566,196.84 : x - Step 2: Convert to fraction form
995,976.36/1,374,391.62 = 566,196.84/x - Step 3: Cross multiply
995,976.36x = 1,374,391.62 × 566,196.84 - Step 4: Simplify right side
995,976.36x = 778,176,192,166.48 - Step 5: Solve for x
x = 778,176,192,166.48/995,976.36 - Step 6: Final answer
x = 781,319.94
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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.