Finding the Fourth Proportional to 695,133.08, 1,042,717.88 and 221,817.96
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Solution
The fourth proportional to 695,133.08, 1,042,717.88 and 221,817.96 is: 332,732.77
Step by Step Solution
- Step 1: Write the proportion equation
695,133.08 : 1,042,717.88 = 221,817.96 : x - Step 2: Convert to fraction form
695,133.08/1,042,717.88 = 221,817.96/x - Step 3: Cross multiply
695,133.08x = 1,042,717.88 × 221,817.96 - Step 4: Simplify right side
695,133.08x = 231,293,552,997.13 - Step 5: Solve for x
x = 231,293,552,997.13/695,133.08 - Step 6: Final answer
x = 332,732.77
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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.