Finding the Fourth Proportional to 233,028.36, 348,790.75 and 120,553.70
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Solution
The fourth proportional to 233,028.36, 348,790.75 and 120,553.70 is: 180,441.61
Step by Step Solution
- Step 1: Write the proportion equation
233,028.36 : 348,790.75 = 120,553.70 : x - Step 2: Convert to fraction form
233,028.36/348,790.75 = 120,553.70/x - Step 3: Cross multiply
233,028.36x = 348,790.75 × 120,553.70 - Step 4: Simplify right side
233,028.36x = 42,048,013,392.94 - Step 5: Solve for x
x = 42,048,013,392.94/233,028.36 - Step 6: Final answer
x = 180,441.61
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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.