Finding the Fourth Proportional to 338,603.79, 467,278.50 and 185,655.94
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Solution
The fourth proportional to 338,603.79, 467,278.50 and 185,655.94 is: 256,208.09
Step by Step Solution
- Step 1: Write the proportion equation
338,603.79 : 467,278.50 = 185,655.94 : x - Step 2: Convert to fraction form
338,603.79/467,278.50 = 185,655.94/x - Step 3: Cross multiply
338,603.79x = 467,278.50 × 185,655.94 - Step 4: Simplify right side
338,603.79x = 86,753,029,159.29 - Step 5: Solve for x
x = 86,753,029,159.29/338,603.79 - Step 6: Final answer
x = 256,208.09
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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.