Finding the Fourth Proportional to 608,554.69, 911,749.47 and 518,898.62
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Solution
The fourth proportional to 608,554.69, 911,749.47 and 518,898.62 is: 777,424.86
Step by Step Solution
- Step 1: Write the proportion equation
608,554.69 : 911,749.47 = 518,898.62 : x - Step 2: Convert to fraction form
608,554.69/911,749.47 = 518,898.62/x - Step 3: Cross multiply
608,554.69x = 911,749.47 × 518,898.62 - Step 4: Simplify right side
608,554.69x = 473,105,542,102.24 - Step 5: Solve for x
x = 473,105,542,102.24/608,554.69 - Step 6: Final answer
x = 777,424.86
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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.