Finding the Fourth Proportional to 1,042,727.80, 1,564,118.88 and 332,754.88
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Solution
The fourth proportional to 1,042,727.80, 1,564,118.88 and 332,754.88 is: 499,140.99
Step by Step Solution
- Step 1: Write the proportion equation
1,042,727.80 : 1,564,118.88 = 332,754.88 : x - Step 2: Convert to fraction form
1,042,727.80/1,564,118.88 = 332,754.88/x - Step 3: Cross multiply
1,042,727.80x = 1,564,118.88 × 332,754.88 - Step 4: Simplify right side
1,042,727.80x = 520,468,190,220.13 - Step 5: Solve for x
x = 520,468,190,220.13/1,042,727.80 - Step 6: Final answer
x = 499,140.99
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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.