Finding the Fourth Proportional to 236,895.20, 355,537.20 and 229,119.20
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Solution
The fourth proportional to 236,895.20, 355,537.20 and 229,119.20 is: 343,866.82
Step by Step Solution
- Step 1: Write the proportion equation
236,895.20 : 355,537.20 = 229,119.20 : x - Step 2: Convert to fraction form
236,895.20/355,537.20 = 229,119.20/x - Step 3: Cross multiply
236,895.20x = 355,537.20 × 229,119.20 - Step 4: Simplify right side
236,895.20x = 81,460,398,834.24 - Step 5: Solve for x
x = 81,460,398,834.24/236,895.20 - Step 6: Final answer
x = 343,866.82
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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.