Finding the Fourth Proportional to 695,857.98, 1,042,014.68 and 458,481.18
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Solution
The fourth proportional to 695,857.98, 1,042,014.68 and 458,481.18 is: 686,554.06
Step by Step Solution
- Step 1: Write the proportion equation
695,857.98 : 1,042,014.68 = 458,481.18 : x - Step 2: Convert to fraction form
695,857.98/1,042,014.68 = 458,481.18/x - Step 3: Cross multiply
695,857.98x = 1,042,014.68 × 458,481.18 - Step 4: Simplify right side
695,857.98x = 477,744,120,063.72 - Step 5: Solve for x
x = 477,744,120,063.72/695,857.98 - Step 6: Final answer
x = 686,554.06
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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.