Finding the Fourth Proportional to 858,334.26, 1,184,477.40 and 471,149.40
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Solution
The fourth proportional to 858,334.26, 1,184,477.40 and 471,149.40 is: 650,173.06
Step by Step Solution
- Step 1: Write the proportion equation
858,334.26 : 1,184,477.40 = 471,149.40 : x - Step 2: Convert to fraction form
858,334.26/1,184,477.40 = 471,149.40/x - Step 3: Cross multiply
858,334.26x = 1,184,477.40 × 471,149.40 - Step 4: Simplify right side
858,334.26x = 558,065,816,323.56 - Step 5: Solve for x
x = 558,065,816,323.56/858,334.26 - Step 6: Final answer
x = 650,173.06
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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.