Finding the Fourth Proportional to 310,153.01, 465,224.12 and 169,835.09
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Solution
The fourth proportional to 310,153.01, 465,224.12 and 169,835.09 is: 254,749.68
Step by Step Solution
- Step 1: Write the proportion equation
310,153.01 : 465,224.12 = 169,835.09 : x - Step 2: Convert to fraction form
310,153.01/465,224.12 = 169,835.09/x - Step 3: Cross multiply
310,153.01x = 465,224.12 × 169,835.09 - Step 4: Simplify right side
310,153.01x = 79,011,379,441.20 - Step 5: Solve for x
x = 79,011,379,441.20/310,153.01 - Step 6: Final answer
x = 254,749.68
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1.5x scale
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.