Finding the Fourth Proportional to 352,320.10, 528,091.35 and 194,661.70
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Solution
The fourth proportional to 352,320.10, 528,091.35 and 194,661.70 is: 291,777.73
Step by Step Solution
- Step 1: Write the proportion equation
352,320.10 : 528,091.35 = 194,661.70 : x - Step 2: Convert to fraction form
352,320.10/528,091.35 = 194,661.70/x - Step 3: Cross multiply
352,320.10x = 528,091.35 × 194,661.70 - Step 4: Simplify right side
352,320.10x = 102,799,159,946.30 - Step 5: Solve for x
x = 102,799,159,946.30/352,320.10 - Step 6: Final answer
x = 291,777.73
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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.