Finding the Fourth Proportional to 211,220.42, 316,075.71 and 183,467.48
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Solution
The fourth proportional to 211,220.42, 316,075.71 and 183,467.48 is: 274,545.49
Step by Step Solution
- Step 1: Write the proportion equation
211,220.42 : 316,075.71 = 183,467.48 : x - Step 2: Convert to fraction form
211,220.42/316,075.71 = 183,467.48/x - Step 3: Cross multiply
211,220.42x = 316,075.71 × 183,467.48 - Step 4: Simplify right side
211,220.42x = 57,989,614,002.91 - Step 5: Solve for x
x = 57,989,614,002.91/211,220.42 - Step 6: Final answer
x = 274,545.49
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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.