Finding the Fourth Proportional to 407,849.18, 562,831.56 and 226,578.02
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Solution
The fourth proportional to 407,849.18, 562,831.56 and 226,578.02 is: 312,677.49
Step by Step Solution
- Step 1: Write the proportion equation
407,849.18 : 562,831.56 = 226,578.02 : x - Step 2: Convert to fraction form
407,849.18/562,831.56 = 226,578.02/x - Step 3: Cross multiply
407,849.18x = 562,831.56 × 226,578.02 - Step 4: Simplify right side
407,849.18x = 127,525,257,644.15 - Step 5: Solve for x
x = 127,525,257,644.15/407,849.18 - Step 6: Final answer
x = 312,677.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.