Finding the Fourth Proportional to 609,096.18, 913,831.14 and 272,420.04
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Solution
The fourth proportional to 609,096.18, 913,831.14 and 272,420.04 is: 408,713.64
Step by Step Solution
- Step 1: Write the proportion equation
609,096.18 : 913,831.14 = 272,420.04 : x - Step 2: Convert to fraction form
609,096.18/913,831.14 = 272,420.04/x - Step 3: Cross multiply
609,096.18x = 913,831.14 × 272,420.04 - Step 4: Simplify right side
609,096.18x = 248,945,915,712.05 - Step 5: Solve for x
x = 248,945,915,712.05/609,096.18 - Step 6: Final answer
x = 408,713.64
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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.