Finding the Fourth Proportional to 320,154.08, 441,818.96 and 174,968.84
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Solution
The fourth proportional to 320,154.08, 441,818.96 and 174,968.84 is: 241,460.46
Step by Step Solution
- Step 1: Write the proportion equation
320,154.08 : 441,818.96 = 174,968.84 : x - Step 2: Convert to fraction form
320,154.08/441,818.96 = 174,968.84/x - Step 3: Cross multiply
320,154.08x = 441,818.96 × 174,968.84 - Step 4: Simplify right side
320,154.08x = 77,304,550,921.21 - Step 5: Solve for x
x = 77,304,550,921.21/320,154.08 - Step 6: Final answer
x = 241,460.46
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1.5x scale
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.