Finding the Fourth Proportional to 339,201.80, 508,802.70 and 173,313.80
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Solution
The fourth proportional to 339,201.80, 508,802.70 and 173,313.80 is: 259,970.70
Step by Step Solution
- Step 1: Write the proportion equation
339,201.80 : 508,802.70 = 173,313.80 : x - Step 2: Convert to fraction form
339,201.80/508,802.70 = 173,313.80/x - Step 3: Cross multiply
339,201.80x = 508,802.70 × 173,313.80 - Step 4: Simplify right side
339,201.80x = 88,182,529,387.26 - Step 5: Solve for x
x = 88,182,529,387.26/339,201.80 - Step 6: Final answer
x = 259,970.70
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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.