Finding the Fourth Proportional to 665,270.08, 918,029.76 and 363,463.84
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Solution
The fourth proportional to 665,270.08, 918,029.76 and 363,463.84 is: 501,556.63
Step by Step Solution
- Step 1: Write the proportion equation
665,270.08 : 918,029.76 = 363,463.84 : x - Step 2: Convert to fraction form
665,270.08/918,029.76 = 363,463.84/x - Step 3: Cross multiply
665,270.08x = 918,029.76 × 363,463.84 - Step 4: Simplify right side
665,270.08x = 333,670,621,803.88 - Step 5: Solve for x
x = 333,670,621,803.88/665,270.08 - Step 6: Final answer
x = 501,556.63
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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.