Finding the Fourth Proportional to 950,840.97, 1,312,157.94 and 515,270.35
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Solution
The fourth proportional to 950,840.97, 1,312,157.94 and 515,270.35 is: 711,071.67
Step by Step Solution
- Step 1: Write the proportion equation
950,840.97 : 1,312,157.94 = 515,270.35 : x - Step 2: Convert to fraction form
950,840.97/1,312,157.94 = 515,270.35/x - Step 3: Cross multiply
950,840.97x = 1,312,157.94 × 515,270.35 - Step 4: Simplify right side
950,840.97x = 676,116,080,999.08 - Step 5: Solve for x
x = 676,116,080,999.08/950,840.97 - Step 6: Final answer
x = 711,071.67
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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.