Finding the Fourth Proportional to 266,395.20, 366,876.96 and 260,589.12
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Solution
The fourth proportional to 266,395.20, 366,876.96 and 260,589.12 is: 358,880.88
Step by Step Solution
- Step 1: Write the proportion equation
266,395.20 : 366,876.96 = 260,589.12 : x - Step 2: Convert to fraction form
266,395.20/366,876.96 = 260,589.12/x - Step 3: Cross multiply
266,395.20x = 366,876.96 × 260,589.12 - Step 4: Simplify right side
266,395.20x = 95,604,144,154.68 - Step 5: Solve for x
x = 95,604,144,154.68/266,395.20 - Step 6: Final answer
x = 358,880.88
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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.