Finding the Fourth Proportional to 1,498,371.80, 2,247,557.70 and 433,448.60
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Solution
The fourth proportional to 1,498,371.80, 2,247,557.70 and 433,448.60 is: 650,172.90
Step by Step Solution
- Step 1: Write the proportion equation
1,498,371.80 : 2,247,557.70 = 433,448.60 : x - Step 2: Convert to fraction form
1,498,371.80/2,247,557.70 = 433,448.60/x - Step 3: Cross multiply
1,498,371.80x = 2,247,557.70 × 433,448.60 - Step 4: Simplify right side
1,498,371.80x = 974,200,738,484.22 - Step 5: Solve for x
x = 974,200,738,484.22/1,498,371.80 - Step 6: Final answer
x = 650,172.90
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1.5x scale
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.