Finding the Fourth Proportional to 667,620.56, 1,001,432.76 and 168,984.08
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Solution
The fourth proportional to 667,620.56, 1,001,432.76 and 168,984.08 is: 253,476.61
Step by Step Solution
- Step 1: Write the proportion equation
667,620.56 : 1,001,432.76 = 168,984.08 : x - Step 2: Convert to fraction form
667,620.56/1,001,432.76 = 168,984.08/x - Step 3: Cross multiply
667,620.56x = 1,001,432.76 × 168,984.08 - Step 4: Simplify right side
667,620.56x = 169,226,193,630.46 - Step 5: Solve for x
x = 169,226,193,630.46/667,620.56 - Step 6: Final answer
x = 253,476.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.