Finding the Fourth Proportional to 346,277.68, 477,864.56 and 193,313.12
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Solution
The fourth proportional to 346,277.68, 477,864.56 and 193,313.12 is: 266,772.87
Step by Step Solution
- Step 1: Write the proportion equation
346,277.68 : 477,864.56 = 193,313.12 : x - Step 2: Convert to fraction form
346,277.68/477,864.56 = 193,313.12/x - Step 3: Cross multiply
346,277.68x = 477,864.56 × 193,313.12 - Step 4: Simplify right side
346,277.68x = 92,377,489,031.03 - Step 5: Solve for x
x = 92,377,489,031.03/346,277.68 - Step 6: Final answer
x = 266,772.87
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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.