Finding the Fourth Proportional to 858,400.44, 1,184,716.02 and 514,251.08
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Solution
The fourth proportional to 858,400.44, 1,184,716.02 and 514,251.08 is: 709,740.43
Step by Step Solution
- Step 1: Write the proportion equation
858,400.44 : 1,184,716.02 = 514,251.08 : x - Step 2: Convert to fraction form
858,400.44/1,184,716.02 = 514,251.08/x - Step 3: Cross multiply
858,400.44x = 1,184,716.02 × 514,251.08 - Step 4: Simplify right side
858,400.44x = 609,241,493,225.85 - Step 5: Solve for x
x = 609,241,493,225.85/858,400.44 - Step 6: Final answer
x = 709,740.43
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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.