Finding the Fourth Proportional to 318,197.53, 477,296.11 and 93,559.83
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Solution
The fourth proportional to 318,197.53, 477,296.11 and 93,559.83 is: 140,339.69
Step by Step Solution
- Step 1: Write the proportion equation
318,197.53 : 477,296.11 = 93,559.83 : x - Step 2: Convert to fraction form
318,197.53/477,296.11 = 93,559.83/x - Step 3: Cross multiply
318,197.53x = 477,296.11 × 93,559.83 - Step 4: Simplify right side
318,197.53x = 44,655,742,911.26 - Step 5: Solve for x
x = 44,655,742,911.26/318,197.53 - Step 6: Final answer
x = 140,339.69
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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.