Finding the Fourth Proportional to 955,016.73, 1,432,220.59 and 315,201.68
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Solution
The fourth proportional to 955,016.73, 1,432,220.59 and 315,201.68 is: 472,702.02
Step by Step Solution
- Step 1: Write the proportion equation
955,016.73 : 1,432,220.59 = 315,201.68 : x - Step 2: Convert to fraction form
955,016.73/1,432,220.59 = 315,201.68/x - Step 3: Cross multiply
955,016.73x = 1,432,220.59 × 315,201.68 - Step 4: Simplify right side
955,016.73x = 451,438,332,929.31 - Step 5: Solve for x
x = 451,438,332,929.31/955,016.73 - Step 6: Final answer
x = 472,702.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.