Finding the Fourth Proportional to 357,308.04, 492,755.97 and 242,758.14
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Solution
The fourth proportional to 357,308.04, 492,755.97 and 242,758.14 is: 334,782.62
Step by Step Solution
- Step 1: Write the proportion equation
357,308.04 : 492,755.97 = 242,758.14 : x - Step 2: Convert to fraction form
357,308.04/492,755.97 = 242,758.14/x - Step 3: Cross multiply
357,308.04x = 492,755.97 × 242,758.14 - Step 4: Simplify right side
357,308.04x = 119,620,522,751.10 - Step 5: Solve for x
x = 119,620,522,751.10/357,308.04 - Step 6: Final answer
x = 334,782.62
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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.