Finding the Fourth Proportional to 1,177,368.80, 1,763,428.80 and 967,416.80
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Solution
The fourth proportional to 1,177,368.80, 1,763,428.80 and 967,416.80 is: 1,448,968.79
Step by Step Solution
- Step 1: Write the proportion equation
1,177,368.80 : 1,763,428.80 = 967,416.80 : x - Step 2: Convert to fraction form
1,177,368.80/1,763,428.80 = 967,416.80/x - Step 3: Cross multiply
1,177,368.80x = 1,763,428.80 × 967,416.80 - Step 4: Simplify right side
1,177,368.80x = 1,705,970,646,723.84 - Step 5: Solve for x
x = 1,705,970,646,723.84/1,177,368.80 - Step 6: Final answer
x = 1,448,968.79
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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.