Finding the Fourth Proportional to 558,450.80, 838,160.40 and 292,397.84
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Solution
The fourth proportional to 558,450.80, 838,160.40 and 292,397.84 is: 438,850.28
Step by Step Solution
- Step 1: Write the proportion equation
558,450.80 : 838,160.40 = 292,397.84 : x - Step 2: Convert to fraction form
558,450.80/838,160.40 = 292,397.84/x - Step 3: Cross multiply
558,450.80x = 838,160.40 × 292,397.84 - Step 4: Simplify right side
558,450.80x = 245,076,290,533.54 - Step 5: Solve for x
x = 245,076,290,533.54/558,450.80 - Step 6: Final answer
x = 438,850.28
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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.