Finding the Fourth Proportional to 248,489.04, 372,808.08 and 77,703.84
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Solution
The fourth proportional to 248,489.04, 372,808.08 and 77,703.84 is: 116,579.06
Step by Step Solution
- Step 1: Write the proportion equation
248,489.04 : 372,808.08 = 77,703.84 : x - Step 2: Convert to fraction form
248,489.04/372,808.08 = 77,703.84/x - Step 3: Cross multiply
248,489.04x = 372,808.08 × 77,703.84 - Step 4: Simplify right side
248,489.04x = 28,968,619,399.03 - Step 5: Solve for x
x = 28,968,619,399.03/248,489.04 - Step 6: Final answer
x = 116,579.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.