Finding the Fourth Proportional to 221,020.58, 331,533.19 and 176,927.63
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Solution
The fourth proportional to 221,020.58, 331,533.19 and 176,927.63 is: 265,393.29
Step by Step Solution
- Step 1: Write the proportion equation
221,020.58 : 331,533.19 = 176,927.63 : x - Step 2: Convert to fraction form
221,020.58/331,533.19 = 176,927.63/x - Step 3: Cross multiply
221,020.58x = 331,533.19 × 176,927.63 - Step 4: Simplify right side
221,020.58x = 58,657,379,473.05 - Step 5: Solve for x
x = 58,657,379,473.05/221,020.58 - Step 6: Final answer
x = 265,393.29
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1.5x scale
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.