Finding the Fourth Proportional to 269,237.58, 403,713.48 and 79,671.84
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Solution
The fourth proportional to 269,237.58, 403,713.48 and 79,671.84 is: 119,465.48
Step by Step Solution
- Step 1: Write the proportion equation
269,237.58 : 403,713.48 = 79,671.84 : x - Step 2: Convert to fraction form
269,237.58/403,713.48 = 79,671.84/x - Step 3: Cross multiply
269,237.58x = 403,713.48 × 79,671.84 - Step 4: Simplify right side
269,237.58x = 32,164,595,936.30 - Step 5: Solve for x
x = 32,164,595,936.30/269,237.58 - Step 6: Final answer
x = 119,465.48
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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.