Finding the Fourth Proportional to 325,529.20, 488,366.70 and 125,831.80
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Solution
The fourth proportional to 325,529.20, 488,366.70 and 125,831.80 is: 188,775.88
Step by Step Solution
- Step 1: Write the proportion equation
325,529.20 : 488,366.70 = 125,831.80 : x - Step 2: Convert to fraction form
325,529.20/488,366.70 = 125,831.80/x - Step 3: Cross multiply
325,529.20x = 488,366.70 × 125,831.80 - Step 4: Simplify right side
325,529.20x = 61,452,060,921.06 - Step 5: Solve for x
x = 61,452,060,921.06/325,529.20 - Step 6: Final answer
x = 188,775.88
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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.