Finding the Fourth Proportional to 493,360.60, 680,839.68 and 267,006.08
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Solution
The fourth proportional to 493,360.60, 680,839.68 and 267,006.08 is: 368,469.50
Step by Step Solution
- Step 1: Write the proportion equation
493,360.60 : 680,839.68 = 267,006.08 : x - Step 2: Convert to fraction form
493,360.60/680,839.68 = 267,006.08/x - Step 3: Cross multiply
493,360.60x = 680,839.68 × 267,006.08 - Step 4: Simplify right side
493,360.60x = 181,788,334,065.25 - Step 5: Solve for x
x = 181,788,334,065.25/493,360.60 - Step 6: Final answer
x = 368,469.50
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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.