Finding the Fourth Proportional to 950,845.56, 1,312,177.14 and 521,116.44
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Solution
The fourth proportional to 950,845.56, 1,312,177.14 and 521,116.44 is: 719,146.31
Step by Step Solution
- Step 1: Write the proportion equation
950,845.56 : 1,312,177.14 = 521,116.44 : x - Step 2: Convert to fraction form
950,845.56/1,312,177.14 = 521,116.44/x - Step 3: Cross multiply
950,845.56x = 1,312,177.14 × 521,116.44 - Step 4: Simplify right side
950,845.56x = 683,797,079,846.18 - Step 5: Solve for x
x = 683,797,079,846.18/950,845.56 - Step 6: Final answer
x = 719,146.31
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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.