Finding the Fourth Proportional to 309,230.69, 462,812.50 and 176,075.21
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Solution
The fourth proportional to 309,230.69, 462,812.50 and 176,075.21 is: 263,524.32
Step by Step Solution
- Step 1: Write the proportion equation
309,230.69 : 462,812.50 = 176,075.21 : x - Step 2: Convert to fraction form
309,230.69/462,812.50 = 176,075.21/x - Step 3: Cross multiply
309,230.69x = 462,812.50 × 176,075.21 - Step 4: Simplify right side
309,230.69x = 81,489,805,373.87 - Step 5: Solve for x
x = 81,489,805,373.87/309,230.69 - Step 6: Final answer
x = 263,524.32
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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.