Finding the Fourth Proportional to 361,305.30, 498,580.14 and 197,929.44
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Solution
The fourth proportional to 361,305.30, 498,580.14 and 197,929.44 is: 273,131.03
Step by Step Solution
- Step 1: Write the proportion equation
361,305.30 : 498,580.14 = 197,929.44 : x - Step 2: Convert to fraction form
361,305.30/498,580.14 = 197,929.44/x - Step 3: Cross multiply
361,305.30x = 498,580.14 × 197,929.44 - Step 4: Simplify right side
361,305.30x = 98,683,687,905.32 - Step 5: Solve for x
x = 98,683,687,905.32/361,305.30 - Step 6: Final answer
x = 273,131.03
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.