Finding the Fourth Proportional to 950,112.40, 1,311,176.37 and 542,206.12
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Solution
The fourth proportional to 950,112.40, 1,311,176.37 and 542,206.12 is: 748,256.58
Step by Step Solution
- Step 1: Write the proportion equation
950,112.40 : 1,311,176.37 = 542,206.12 : x - Step 2: Convert to fraction form
950,112.40/1,311,176.37 = 542,206.12/x - Step 3: Cross multiply
950,112.40x = 1,311,176.37 × 542,206.12 - Step 4: Simplify right side
950,112.40x = 710,927,852,213.38 - Step 5: Solve for x
x = 710,927,852,213.38/950,112.40 - Step 6: Final answer
x = 748,256.58
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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.