Finding the Fourth Proportional to 247,798.24, 341,968.57 and 140,368.23
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Solution
The fourth proportional to 247,798.24, 341,968.57 and 140,368.23 is: 193,712.12
Step by Step Solution
- Step 1: Write the proportion equation
247,798.24 : 341,968.57 = 140,368.23 : x - Step 2: Convert to fraction form
247,798.24/341,968.57 = 140,368.23/x - Step 3: Cross multiply
247,798.24x = 341,968.57 × 140,368.23 - Step 4: Simplify right side
247,798.24x = 48,001,522,535.61 - Step 5: Solve for x
x = 48,001,522,535.61/247,798.24 - Step 6: Final answer
x = 193,712.12
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.