Finding the Fourth Proportional to 304,556.08, 420,282.29 and 168,587.12
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Solution
The fourth proportional to 304,556.08, 420,282.29 and 168,587.12 is: 232,647.39
Step by Step Solution
- Step 1: Write the proportion equation
304,556.08 : 420,282.29 = 168,587.12 : x - Step 2: Convert to fraction form
304,556.08/420,282.29 = 168,587.12/x - Step 3: Cross multiply
304,556.08x = 420,282.29 × 168,587.12 - Step 4: Simplify right side
304,556.08x = 70,854,177,913.76 - Step 5: Solve for x
x = 70,854,177,913.76/304,556.08 - Step 6: Final answer
x = 232,647.39
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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.