Finding the Fourth Proportional to 476,034.33, 656,927.36 and 272,089.63
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Solution
The fourth proportional to 476,034.33, 656,927.36 and 272,089.63 is: 375,483.68
Step by Step Solution
- Step 1: Write the proportion equation
476,034.33 : 656,927.36 = 272,089.63 : x - Step 2: Convert to fraction form
476,034.33/656,927.36 = 272,089.63/x - Step 3: Cross multiply
476,034.33x = 656,927.36 × 272,089.63 - Step 4: Simplify right side
476,034.33x = 178,743,121,357.18 - Step 5: Solve for x
x = 178,743,121,357.18/476,034.33 - Step 6: Final answer
x = 375,483.68
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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.