Finding the Fourth Proportional to 461,941.74, 637,125.35 and 277,988.63
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Solution
The fourth proportional to 461,941.74, 637,125.35 and 277,988.63 is: 383,411.12
Step by Step Solution
- Step 1: Write the proportion equation
461,941.74 : 637,125.35 = 277,988.63 : x - Step 2: Convert to fraction form
461,941.74/637,125.35 = 277,988.63/x - Step 3: Cross multiply
461,941.74x = 637,125.35 × 277,988.63 - Step 4: Simplify right side
461,941.74x = 177,113,598,609.20 - Step 5: Solve for x
x = 177,113,598,609.20/461,941.74 - Step 6: Final answer
x = 383,411.12
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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.