Finding the Fourth Proportional to 858,492.97, 1,184,734.19 and 471,344.08
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Solution
The fourth proportional to 858,492.97, 1,184,734.19 and 471,344.08 is: 650,462.46
Step by Step Solution
- Step 1: Write the proportion equation
858,492.97 : 1,184,734.19 = 471,344.08 : x - Step 2: Convert to fraction form
858,492.97/1,184,734.19 = 471,344.08/x - Step 3: Cross multiply
858,492.97x = 1,184,734.19 × 471,344.08 - Step 4: Simplify right side
858,492.97x = 558,417,446,830.10 - Step 5: Solve for x
x = 558,417,446,830.10/858,492.97 - Step 6: Final answer
x = 650,462.46
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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.