Finding the Fourth Proportional to 894,440.79, 1,233,913.64 and 531,661.23
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Solution
The fourth proportional to 894,440.79, 1,233,913.64 and 531,661.23 is: 733,446.02
Step by Step Solution
- Step 1: Write the proportion equation
894,440.79 : 1,233,913.64 = 531,661.23 : x - Step 2: Convert to fraction form
894,440.79/1,233,913.64 = 531,661.23/x - Step 3: Cross multiply
894,440.79x = 1,233,913.64 × 531,661.23 - Step 4: Simplify right side
894,440.79x = 656,024,040,897.87 - Step 5: Solve for x
x = 656,024,040,897.87/894,440.79 - Step 6: Final answer
x = 733,446.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.