Finding the Fourth Proportional to 338,887.41, 508,334.75 and 102,232.14
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Solution
The fourth proportional to 338,887.41, 508,334.75 and 102,232.14 is: 153,349.31
Step by Step Solution
- Step 1: Write the proportion equation
338,887.41 : 508,334.75 = 102,232.14 : x - Step 2: Convert to fraction form
338,887.41/508,334.75 = 102,232.14/x - Step 3: Cross multiply
338,887.41x = 508,334.75 × 102,232.14 - Step 4: Simplify right side
338,887.41x = 51,968,149,328.87 - Step 5: Solve for x
x = 51,968,149,328.87/338,887.41 - Step 6: Final answer
x = 153,349.31
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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.