Finding the Fourth Proportional to 270,514.53, 373,277.61 and 155,830.68
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Solution
The fourth proportional to 270,514.53, 373,277.61 and 155,830.68 is: 215,027.65
Step by Step Solution
- Step 1: Write the proportion equation
270,514.53 : 373,277.61 = 155,830.68 : x - Step 2: Convert to fraction form
270,514.53/373,277.61 = 155,830.68/x - Step 3: Cross multiply
270,514.53x = 373,277.61 × 155,830.68 - Step 4: Simplify right side
270,514.53x = 58,168,103,795.07 - Step 5: Solve for x
x = 58,168,103,795.07/270,514.53 - Step 6: Final answer
x = 215,027.65
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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.