Finding the Fourth Proportional to 318,373.61, 477,560.41 and 93,734.08
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Solution
The fourth proportional to 318,373.61, 477,560.41 and 93,734.08 is: 140,601.12
Step by Step Solution
- Step 1: Write the proportion equation
318,373.61 : 477,560.41 = 93,734.08 : x - Step 2: Convert to fraction form
318,373.61/477,560.41 = 93,734.08/x - Step 3: Cross multiply
318,373.61x = 477,560.41 × 93,734.08 - Step 4: Simplify right side
318,373.61x = 44,763,685,551.47 - Step 5: Solve for x
x = 44,763,685,551.47/318,373.61 - Step 6: Final answer
x = 140,601.12
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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.