Finding the Fourth Proportional to 855,998.62, 1,181,277.03 and 474,024.94
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Solution
The fourth proportional to 855,998.62, 1,181,277.03 and 474,024.94 is: 654,153.83
Step by Step Solution
- Step 1: Write the proportion equation
855,998.62 : 1,181,277.03 = 474,024.94 : x - Step 2: Convert to fraction form
855,998.62/1,181,277.03 = 474,024.94/x - Step 3: Cross multiply
855,998.62x = 1,181,277.03 × 474,024.94 - Step 4: Simplify right side
855,998.62x = 559,954,773,269.13 - Step 5: Solve for x
x = 559,954,773,269.13/855,998.62 - Step 6: Final answer
x = 654,153.83
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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.