Finding the Fourth Proportional to 994,108.70, 1,371,888.29 and 552,624.83
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Solution
The fourth proportional to 994,108.70, 1,371,888.29 and 552,624.83 is: 762,632.43
Step by Step Solution
- Step 1: Write the proportion equation
994,108.70 : 1,371,888.29 = 552,624.83 : x - Step 2: Convert to fraction form
994,108.70/1,371,888.29 = 552,624.83/x - Step 3: Cross multiply
994,108.70x = 1,371,888.29 × 552,624.83 - Step 4: Simplify right side
994,108.70x = 758,139,533,040.24 - Step 5: Solve for x
x = 758,139,533,040.24/994,108.70 - Step 6: Final answer
x = 762,632.43
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1.5x scale
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.