Finding the Fourth Proportional to 304,637.05, 420,412.26 and 168,670.99
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Solution
The fourth proportional to 304,637.05, 420,412.26 and 168,670.99 is: 232,773.24
Step by Step Solution
- Step 1: Write the proportion equation
304,637.05 : 420,412.26 = 168,670.99 : x - Step 2: Convert to fraction form
304,637.05/420,412.26 = 168,670.99/x - Step 3: Cross multiply
304,637.05x = 420,412.26 × 168,670.99 - Step 4: Simplify right side
304,637.05x = 70,911,352,102.34 - Step 5: Solve for x
x = 70,911,352,102.34/304,637.05 - Step 6: Final answer
x = 232,773.24
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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.