Finding the Fourth Proportional to 375,444.36, 518,110.02 and 203,362.60
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Solution
The fourth proportional to 375,444.36, 518,110.02 and 203,362.60 is: 280,638.66
Step by Step Solution
- Step 1: Write the proportion equation
375,444.36 : 518,110.02 = 203,362.60 : x - Step 2: Convert to fraction form
375,444.36/518,110.02 = 203,362.60/x - Step 3: Cross multiply
375,444.36x = 518,110.02 × 203,362.60 - Step 4: Simplify right side
375,444.36x = 105,364,200,753.25 - Step 5: Solve for x
x = 105,364,200,753.25/375,444.36 - Step 6: Final answer
x = 280,638.66
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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.