Finding the Fourth Proportional to 346,808.04, 478,645.92 and 203,646.48
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Solution
The fourth proportional to 346,808.04, 478,645.92 and 203,646.48 is: 281,061.99
Step by Step Solution
- Step 1: Write the proportion equation
346,808.04 : 478,645.92 = 203,646.48 : x - Step 2: Convert to fraction form
346,808.04/478,645.92 = 203,646.48/x - Step 3: Cross multiply
346,808.04x = 478,645.92 × 203,646.48 - Step 4: Simplify right side
346,808.04x = 97,474,556,774.36 - Step 5: Solve for x
x = 97,474,556,774.36/346,808.04 - Step 6: Final answer
x = 281,061.99
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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.