Finding the Fourth Proportional to 338,715.12, 467,437.17 and 185,759.68
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Solution
The fourth proportional to 338,715.12, 467,437.17 and 185,759.68 is: 256,354.00
Step by Step Solution
- Step 1: Write the proportion equation
338,715.12 : 467,437.17 = 185,759.68 : x - Step 2: Convert to fraction form
338,715.12/467,437.17 = 185,759.68/x - Step 3: Cross multiply
338,715.12x = 467,437.17 × 185,759.68 - Step 4: Simplify right side
338,715.12x = 86,830,975,853.32 - Step 5: Solve for x
x = 86,830,975,853.32/338,715.12 - Step 6: Final answer
x = 256,354.00
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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.