Finding the Fourth Proportional to 660,546.48, 911,610.36 and 374,117.52
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Solution
The fourth proportional to 660,546.48, 911,610.36 and 374,117.52 is: 516,314.02
Step by Step Solution
- Step 1: Write the proportion equation
660,546.48 : 911,610.36 = 374,117.52 : x - Step 2: Convert to fraction form
660,546.48/911,610.36 = 374,117.52/x - Step 3: Cross multiply
660,546.48x = 911,610.36 × 374,117.52 - Step 4: Simplify right side
660,546.48x = 341,049,407,089.51 - Step 5: Solve for x
x = 341,049,407,089.51/660,546.48 - Step 6: Final answer
x = 516,314.02
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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.