Finding the Fourth Proportional to 807,750.30, 1,211,683.05 and 246,783.90
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Solution
The fourth proportional to 807,750.30, 1,211,683.05 and 246,783.90 is: 370,193.45
Step by Step Solution
- Step 1: Write the proportion equation
807,750.30 : 1,211,683.05 = 246,783.90 : x - Step 2: Convert to fraction form
807,750.30/1,211,683.05 = 246,783.90/x - Step 3: Cross multiply
807,750.30x = 1,211,683.05 × 246,783.90 - Step 4: Simplify right side
807,750.30x = 299,023,868,642.90 - Step 5: Solve for x
x = 299,023,868,642.90/807,750.30 - Step 6: Final answer
x = 370,193.45
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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.