Finding the Fourth Proportional to 424,894.84, 637,359.85 and 125,375.42
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Solution
The fourth proportional to 424,894.84, 637,359.85 and 125,375.42 is: 188,068.31
Step by Step Solution
- Step 1: Write the proportion equation
424,894.84 : 637,359.85 = 125,375.42 : x - Step 2: Convert to fraction form
424,894.84/637,359.85 = 125,375.42/x - Step 3: Cross multiply
424,894.84x = 637,359.85 × 125,375.42 - Step 4: Simplify right side
424,894.84x = 79,909,255,384.65 - Step 5: Solve for x
x = 79,909,255,384.65/424,894.84 - Step 6: Final answer
x = 188,068.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.