Finding the Fourth Proportional to 266,276.13, 367,463.99 and 145,420.98
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Solution
The fourth proportional to 266,276.13, 367,463.99 and 145,420.98 is: 200,682.55
Step by Step Solution
- Step 1: Write the proportion equation
266,276.13 : 367,463.99 = 145,420.98 : x - Step 2: Convert to fraction form
266,276.13/367,463.99 = 145,420.98/x - Step 3: Cross multiply
266,276.13x = 367,463.99 × 145,420.98 - Step 4: Simplify right side
266,276.13x = 53,436,973,540.51 - Step 5: Solve for x
x = 53,436,973,540.51/266,276.13 - Step 6: Final answer
x = 200,682.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.