Finding the Fourth Proportional to 676,284.96, 933,261.84 and 374,472.48
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Solution
The fourth proportional to 676,284.96, 933,261.84 and 374,472.48 is: 516,765.71
Step by Step Solution
- Step 1: Write the proportion equation
676,284.96 : 933,261.84 = 374,472.48 : x - Step 2: Convert to fraction form
676,284.96/933,261.84 = 374,472.48/x - Step 3: Cross multiply
676,284.96x = 933,261.84 × 374,472.48 - Step 4: Simplify right side
676,284.96x = 349,480,875,714.16 - Step 5: Solve for x
x = 349,480,875,714.16/676,284.96 - Step 6: Final answer
x = 516,765.71
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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.