Finding the Fourth Proportional to 896,212.08, 1,236,758.16 and 488,319.36
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Solution
The fourth proportional to 896,212.08, 1,236,758.16 and 488,319.36 is: 673,872.81
Step by Step Solution
- Step 1: Write the proportion equation
896,212.08 : 1,236,758.16 = 488,319.36 : x - Step 2: Convert to fraction form
896,212.08/1,236,758.16 = 488,319.36/x - Step 3: Cross multiply
896,212.08x = 1,236,758.16 × 488,319.36 - Step 4: Simplify right side
896,212.08x = 603,932,953,165.98 - Step 5: Solve for x
x = 603,932,953,165.98/896,212.08 - Step 6: Final answer
x = 673,872.81
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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.