Finding the Fourth Proportional to 858,264.02, 1,184,419.36 and 471,115.66
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Solution
The fourth proportional to 858,264.02, 1,184,419.36 and 471,115.66 is: 650,147.85
Step by Step Solution
- Step 1: Write the proportion equation
858,264.02 : 1,184,419.36 = 471,115.66 : x - Step 2: Convert to fraction form
858,264.02/1,184,419.36 = 471,115.66/x - Step 3: Cross multiply
858,264.02x = 1,184,419.36 × 471,115.66 - Step 4: Simplify right side
858,264.02x = 557,998,508,351.81 - Step 5: Solve for x
x = 557,998,508,351.81/858,264.02 - Step 6: Final answer
x = 650,147.85
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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.