Finding the Fourth Proportional to 346,575.52, 478,277.84 and 203,337.92
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Solution
The fourth proportional to 346,575.52, 478,277.84 and 203,337.92 is: 280,608.45
Step by Step Solution
- Step 1: Write the proportion equation
346,575.52 : 478,277.84 = 203,337.92 : x - Step 2: Convert to fraction form
346,575.52/478,277.84 = 203,337.92/x - Step 3: Cross multiply
346,575.52x = 478,277.84 × 203,337.92 - Step 4: Simplify right side
346,575.52x = 97,252,021,167.69 - Step 5: Solve for x
x = 97,252,021,167.69/346,575.52 - Step 6: Final answer
x = 280,608.45
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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.