Finding the Fourth Proportional to 437,921.80, 656,364.30 and 185,201.80
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Solution
The fourth proportional to 437,921.80, 656,364.30 and 185,201.80 is: 277,583.46
Step by Step Solution
- Step 1: Write the proportion equation
437,921.80 : 656,364.30 = 185,201.80 : x - Step 2: Convert to fraction form
437,921.80/656,364.30 = 185,201.80/x - Step 3: Cross multiply
437,921.80x = 656,364.30 × 185,201.80 - Step 4: Simplify right side
437,921.80x = 121,559,849,815.74 - Step 5: Solve for x
x = 121,559,849,815.74/437,921.80 - Step 6: Final answer
x = 277,583.46
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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.