Finding the Fourth Proportional to 798,518.99, 1,197,616.46 and 292,907.90
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Solution
The fourth proportional to 798,518.99, 1,197,616.46 and 292,907.90 is: 439,302.41
Step by Step Solution
- Step 1: Write the proportion equation
798,518.99 : 1,197,616.46 = 292,907.90 : x - Step 2: Convert to fraction form
798,518.99/1,197,616.46 = 292,907.90/x - Step 3: Cross multiply
798,518.99x = 1,197,616.46 × 292,907.90 - Step 4: Simplify right side
798,518.99x = 350,791,314,851.41 - Step 5: Solve for x
x = 350,791,314,851.41/798,518.99 - Step 6: Final answer
x = 439,302.41
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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.