Finding the Fourth Proportional to 368,543.44, 508,335.44 and 225,373.92
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Solution
The fourth proportional to 368,543.44, 508,335.44 and 225,373.92 is: 310,860.37
Step by Step Solution
- Step 1: Write the proportion equation
368,543.44 : 508,335.44 = 225,373.92 : x - Step 2: Convert to fraction form
368,543.44/508,335.44 = 225,373.92/x - Step 3: Cross multiply
368,543.44x = 508,335.44 × 225,373.92 - Step 4: Simplify right side
368,543.44x = 114,565,550,787.73 - Step 5: Solve for x
x = 114,565,550,787.73/368,543.44 - Step 6: Final answer
x = 310,860.37
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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.