Finding the Fourth Proportional to 1,476,831.42, 2,215,246.95 and 354,900.42
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Solution
The fourth proportional to 1,476,831.42, 2,215,246.95 and 354,900.42 is: 532,350.59
Step by Step Solution
- Step 1: Write the proportion equation
1,476,831.42 : 2,215,246.95 = 354,900.42 : x - Step 2: Convert to fraction form
1,476,831.42/2,215,246.95 = 354,900.42/x - Step 3: Cross multiply
1,476,831.42x = 2,215,246.95 × 354,900.42 - Step 4: Simplify right side
1,476,831.42x = 786,192,072,958.72 - Step 5: Solve for x
x = 786,192,072,958.72/1,476,831.42 - Step 6: Final answer
x = 532,350.59
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1.5x scale
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.