Finding the Fourth Proportional to 945,831.63, 1,418,972.53 and 306,135.35
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Solution
The fourth proportional to 945,831.63, 1,418,972.53 and 306,135.35 is: 459,275.87
Step by Step Solution
- Step 1: Write the proportion equation
945,831.63 : 1,418,972.53 = 306,135.35 : x - Step 2: Convert to fraction form
945,831.63/1,418,972.53 = 306,135.35/x - Step 3: Cross multiply
945,831.63x = 1,418,972.53 × 306,135.35 - Step 4: Simplify right side
945,831.63x = 434,397,650,146.89 - Step 5: Solve for x
x = 434,397,650,146.89/945,831.63 - Step 6: Final answer
x = 459,275.87
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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.