Finding the Fourth Proportional to 938,055.26, 1,407,067.97 and 298,349.76
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Solution
The fourth proportional to 938,055.26, 1,407,067.97 and 298,349.76 is: 447,519.89
Step by Step Solution
- Step 1: Write the proportion equation
938,055.26 : 1,407,067.97 = 298,349.76 : x - Step 2: Convert to fraction form
938,055.26/1,407,067.97 = 298,349.76/x - Step 3: Cross multiply
938,055.26x = 1,407,067.97 × 298,349.76 - Step 4: Simplify right side
938,055.26x = 419,798,391,153.19 - Step 5: Solve for x
x = 419,798,391,153.19/938,055.26 - Step 6: Final answer
x = 447,519.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.