Finding the Fourth Proportional to 330,319.66, 495,489.72 and 157,173.42
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Solution
The fourth proportional to 330,319.66, 495,489.72 and 157,173.42 is: 235,765.00
Step by Step Solution
- Step 1: Write the proportion equation
330,319.66 : 495,489.72 = 157,173.42 : x - Step 2: Convert to fraction form
330,319.66/495,489.72 = 157,173.42/x - Step 3: Cross multiply
330,319.66x = 495,489.72 × 157,173.42 - Step 4: Simplify right side
330,319.66x = 77,877,813,867.24 - Step 5: Solve for x
x = 77,877,813,867.24/330,319.66 - Step 6: Final answer
x = 235,765.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.