Finding the Fourth Proportional to 694,703.04, 1,042,035.12 and 221,416.80
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Solution
The fourth proportional to 694,703.04, 1,042,035.12 and 221,416.80 is: 332,119.00
Step by Step Solution
- Step 1: Write the proportion equation
694,703.04 : 1,042,035.12 = 221,416.80 : x - Step 2: Convert to fraction form
694,703.04/1,042,035.12 = 221,416.80/x - Step 3: Cross multiply
694,703.04x = 1,042,035.12 × 221,416.80 - Step 4: Simplify right side
694,703.04x = 230,724,081,758.02 - Step 5: Solve for x
x = 230,724,081,758.02/694,703.04 - Step 6: Final answer
x = 332,119.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.