Finding the Fourth Proportional to 896,397.24, 1,236,984.12 and 488,497.85
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Solution
The fourth proportional to 896,397.24, 1,236,984.12 and 488,497.85 is: 674,103.01
Step by Step Solution
- Step 1: Write the proportion equation
896,397.24 : 1,236,984.12 = 488,497.85 : x - Step 2: Convert to fraction form
896,397.24/1,236,984.12 = 488,497.85/x - Step 3: Cross multiply
896,397.24x = 1,236,984.12 × 488,497.85 - Step 4: Simplify right side
896,397.24x = 604,264,076,919.22 - Step 5: Solve for x
x = 604,264,076,919.22/896,397.24 - Step 6: Final answer
x = 674,103.01
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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.