Finding the Fourth Proportional to 429,388.48, 592,557.42 and 238,402.36
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Solution
The fourth proportional to 429,388.48, 592,557.42 and 238,402.36 is: 328,995.99
Step by Step Solution
- Step 1: Write the proportion equation
429,388.48 : 592,557.42 = 238,402.36 : x - Step 2: Convert to fraction form
429,388.48/592,557.42 = 238,402.36/x - Step 3: Cross multiply
429,388.48x = 592,557.42 × 238,402.36 - Step 4: Simplify right side
429,388.48x = 141,267,087,363.51 - Step 5: Solve for x
x = 141,267,087,363.51/429,388.48 - Step 6: Final answer
x = 328,995.99
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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.