Finding the Fourth Proportional to 404,365.14, 557,923.58 and 266,528.79
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Solution
The fourth proportional to 404,365.14, 557,923.58 and 266,528.79 is: 367,743.61
Step by Step Solution
- Step 1: Write the proportion equation
404,365.14 : 557,923.58 = 266,528.79 : x - Step 2: Convert to fraction form
404,365.14/557,923.58 = 266,528.79/x - Step 3: Cross multiply
404,365.14x = 557,923.58 × 266,528.79 - Step 4: Simplify right side
404,365.14x = 148,702,695,357.22 - Step 5: Solve for x
x = 148,702,695,357.22/404,365.14 - Step 6: Final answer
x = 367,743.61
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1.5x scale
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.