Finding the Fourth Proportional to 877,177.26, 1,315,351.08 and 403,722.54
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Solution
The fourth proportional to 877,177.26, 1,315,351.08 and 403,722.54 is: 605,392.89
Step by Step Solution
- Step 1: Write the proportion equation
877,177.26 : 1,315,351.08 = 403,722.54 : x - Step 2: Convert to fraction form
877,177.26/1,315,351.08 = 403,722.54/x - Step 3: Cross multiply
877,177.26x = 1,315,351.08 × 403,722.54 - Step 4: Simplify right side
877,177.26x = 531,036,879,009.34 - Step 5: Solve for x
x = 531,036,879,009.34/877,177.26 - Step 6: Final answer
x = 605,392.89
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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.