Finding the Fourth Proportional to 436,311.24, 601,613.08 and 307,208.44
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Solution
The fourth proportional to 436,311.24, 601,613.08 and 307,208.44 is: 423,598.11
Step by Step Solution
- Step 1: Write the proportion equation
436,311.24 : 601,613.08 = 307,208.44 : x - Step 2: Convert to fraction form
436,311.24/601,613.08 = 307,208.44/x - Step 3: Cross multiply
436,311.24x = 601,613.08 × 307,208.44 - Step 4: Simplify right side
436,311.24x = 184,820,615,790.40 - Step 5: Solve for x
x = 184,820,615,790.40/436,311.24 - Step 6: Final answer
x = 423,598.11
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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.