Finding the Fourth Proportional to 479,289.36, 661,301.16 and 292,973.82
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Solution
The fourth proportional to 479,289.36, 661,301.16 and 292,973.82 is: 404,231.65
Step by Step Solution
- Step 1: Write the proportion equation
479,289.36 : 661,301.16 = 292,973.82 : x - Step 2: Convert to fraction form
479,289.36/661,301.16 = 292,973.82/x - Step 3: Cross multiply
479,289.36x = 661,301.16 × 292,973.82 - Step 4: Simplify right side
479,289.36x = 193,743,927,015.63 - Step 5: Solve for x
x = 193,743,927,015.63/479,289.36 - Step 6: Final answer
x = 404,231.65
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.