Finding the Fourth Proportional to 755,509.14, 1,133,386.84 and 223,083.98
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Solution
The fourth proportional to 755,509.14, 1,133,386.84 and 223,083.98 is: 334,662.33
Step by Step Solution
- Step 1: Write the proportion equation
755,509.14 : 1,133,386.84 = 223,083.98 : x - Step 2: Convert to fraction form
755,509.14/1,133,386.84 = 223,083.98/x - Step 3: Cross multiply
755,509.14x = 1,133,386.84 × 223,083.98 - Step 4: Simplify right side
755,509.14x = 252,840,447,146.82 - Step 5: Solve for x
x = 252,840,447,146.82/755,509.14 - Step 6: Final answer
x = 334,662.33
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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.