Finding the Fourth Proportional to 346,826.08, 478,670.80 and 203,664.48
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Solution
The fourth proportional to 346,826.08, 478,670.80 and 203,664.48 is: 281,086.82
Step by Step Solution
- Step 1: Write the proportion equation
346,826.08 : 478,670.80 = 203,664.48 : x - Step 2: Convert to fraction form
346,826.08/478,670.80 = 203,664.48/x - Step 3: Cross multiply
346,826.08x = 478,670.80 × 203,664.48 - Step 4: Simplify right side
346,826.08x = 97,488,239,573.18 - Step 5: Solve for x
x = 97,488,239,573.18/346,826.08 - Step 6: Final answer
x = 281,086.82
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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.