Finding the Fourth Proportional to 551,132.97, 826,489.62 and 326,556.78
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Solution
The fourth proportional to 551,132.97, 826,489.62 and 326,556.78 is: 489,710.84
Step by Step Solution
- Step 1: Write the proportion equation
551,132.97 : 826,489.62 = 326,556.78 : x - Step 2: Convert to fraction form
551,132.97/826,489.62 = 326,556.78/x - Step 3: Cross multiply
551,132.97x = 826,489.62 × 326,556.78 - Step 4: Simplify right side
551,132.97x = 269,895,789,010.62 - Step 5: Solve for x
x = 269,895,789,010.62/551,132.97 - Step 6: Final answer
x = 489,710.84
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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.