Finding the Fourth Proportional to 538,305.80, 807,458.70 and 183,201.80
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Solution
The fourth proportional to 538,305.80, 807,458.70 and 183,201.80 is: 274,802.70
Step by Step Solution
- Step 1: Write the proportion equation
538,305.80 : 807,458.70 = 183,201.80 : x - Step 2: Convert to fraction form
538,305.80/807,458.70 = 183,201.80/x - Step 3: Cross multiply
538,305.80x = 807,458.70 × 183,201.80 - Step 4: Simplify right side
538,305.80x = 147,927,887,265.66 - Step 5: Solve for x
x = 147,927,887,265.66/538,305.80 - Step 6: Final answer
x = 274,802.70
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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.