Finding the Fourth Proportional to 330,111.07, 495,350.58 and 178,305.08
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Solution
The fourth proportional to 330,111.07, 495,350.58 and 178,305.08 is: 267,557.00
Step by Step Solution
- Step 1: Write the proportion equation
330,111.07 : 495,350.58 = 178,305.08 : x - Step 2: Convert to fraction form
330,111.07/495,350.58 = 178,305.08/x - Step 3: Cross multiply
330,111.07x = 495,350.58 × 178,305.08 - Step 4: Simplify right side
330,111.07x = 88,323,525,773.18 - Step 5: Solve for x
x = 88,323,525,773.18/330,111.07 - Step 6: Final answer
x = 267,557.00
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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.