Finding the Fourth Proportional to 346,341.83, 478,060.58 and 203,159.75
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Solution
The fourth proportional to 346,341.83, 478,060.58 and 203,159.75 is: 280,424.31
Step by Step Solution
- Step 1: Write the proportion equation
346,341.83 : 478,060.58 = 203,159.75 : x - Step 2: Convert to fraction form
346,341.83/478,060.58 = 203,159.75/x - Step 3: Cross multiply
346,341.83x = 478,060.58 × 203,159.75 - Step 4: Simplify right side
346,341.83x = 97,122,666,035.25 - Step 5: Solve for x
x = 97,122,666,035.25/346,341.83 - Step 6: Final answer
x = 280,424.31
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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.