Finding the Fourth Proportional to 352,302.10, 528,064.35 and 194,643.70
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Solution
The fourth proportional to 352,302.10, 528,064.35 and 194,643.70 is: 291,750.74
Step by Step Solution
- Step 1: Write the proportion equation
352,302.10 : 528,064.35 = 194,643.70 : x - Step 2: Convert to fraction form
352,302.10/528,064.35 = 194,643.70/x - Step 3: Cross multiply
352,302.10x = 528,064.35 × 194,643.70 - Step 4: Simplify right side
352,302.10x = 102,784,398,922.10 - Step 5: Solve for x
x = 102,784,398,922.10/352,302.10 - Step 6: Final answer
x = 291,750.74
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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.