Finding the Fourth Proportional to 294,913.38, 406,852.12 and 187,425.84
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Solution
The fourth proportional to 294,913.38, 406,852.12 and 187,425.84 is: 258,566.09
Step by Step Solution
- Step 1: Write the proportion equation
294,913.38 : 406,852.12 = 187,425.84 : x - Step 2: Convert to fraction form
294,913.38/406,852.12 = 187,425.84/x - Step 3: Cross multiply
294,913.38x = 406,852.12 × 187,425.84 - Step 4: Simplify right side
294,913.38x = 76,254,600,346.78 - Step 5: Solve for x
x = 76,254,600,346.78/294,913.38 - Step 6: Final answer
x = 258,566.09
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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.