Finding the Fourth Proportional to 508,062.65, 762,093.99 and 171,075.09
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Solution
The fourth proportional to 508,062.65, 762,093.99 and 171,075.09 is: 256,612.64
Step by Step Solution
- Step 1: Write the proportion equation
508,062.65 : 762,093.99 = 171,075.09 : x - Step 2: Convert to fraction form
508,062.65/762,093.99 = 171,075.09/x - Step 3: Cross multiply
508,062.65x = 762,093.99 × 171,075.09 - Step 4: Simplify right side
508,062.65x = 130,375,297,927.71 - Step 5: Solve for x
x = 130,375,297,927.71/508,062.65 - Step 6: Final answer
x = 256,612.64
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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.