Finding the Fourth Proportional to 624,988.92, 862,432.74 and 366,837.96
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Solution
The fourth proportional to 624,988.92, 862,432.74 and 366,837.96 is: 506,205.88
Step by Step Solution
- Step 1: Write the proportion equation
624,988.92 : 862,432.74 = 366,837.96 : x - Step 2: Convert to fraction form
624,988.92/862,432.74 = 366,837.96/x - Step 3: Cross multiply
624,988.92x = 862,432.74 × 366,837.96 - Step 4: Simplify right side
624,988.92x = 316,373,066,978.81 - Step 5: Solve for x
x = 316,373,066,978.81/624,988.92 - Step 6: Final answer
x = 506,205.88
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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.