Finding the Fourth Proportional to 291,794.34, 437,691.09 and 114,176.70
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Solution
The fourth proportional to 291,794.34, 437,691.09 and 114,176.70 is: 171,264.89
Step by Step Solution
- Step 1: Write the proportion equation
291,794.34 : 437,691.09 = 114,176.70 : x - Step 2: Convert to fraction form
291,794.34/437,691.09 = 114,176.70/x - Step 3: Cross multiply
291,794.34x = 437,691.09 × 114,176.70 - Step 4: Simplify right side
291,794.34x = 49,974,124,275.60 - Step 5: Solve for x
x = 49,974,124,275.60/291,794.34 - Step 6: Final answer
x = 171,264.89
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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.