Finding the Fourth Proportional to 344,431.08, 516,884.94 and 134,070.12
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Solution
The fourth proportional to 344,431.08, 516,884.94 and 134,070.12 is: 201,197.95
Step by Step Solution
- Step 1: Write the proportion equation
344,431.08 : 516,884.94 = 134,070.12 : x - Step 2: Convert to fraction form
344,431.08/516,884.94 = 134,070.12/x - Step 3: Cross multiply
344,431.08x = 516,884.94 × 134,070.12 - Step 4: Simplify right side
344,431.08x = 69,298,825,931.99 - Step 5: Solve for x
x = 69,298,825,931.99/344,431.08 - Step 6: Final answer
x = 201,197.95
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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.