Finding the Fourth Proportional to 1,036,403.44, 1,554,660.80 and 326,487.04
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Solution
The fourth proportional to 1,036,403.44, 1,554,660.80 and 326,487.04 is: 489,748.09
Step by Step Solution
- Step 1: Write the proportion equation
1,036,403.44 : 1,554,660.80 = 326,487.04 : x - Step 2: Convert to fraction form
1,036,403.44/1,554,660.80 = 326,487.04/x - Step 3: Cross multiply
1,036,403.44x = 1,554,660.80 × 326,487.04 - Step 4: Simplify right side
1,036,403.44x = 507,576,602,796.03 - Step 5: Solve for x
x = 507,576,602,796.03/1,036,403.44 - Step 6: Final answer
x = 489,748.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.