Finding the Fourth Proportional to 323,462.74, 482,919.70 and 247,161.96
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Solution
The fourth proportional to 323,462.74, 482,919.70 and 247,161.96 is: 369,005.03
Step by Step Solution
- Step 1: Write the proportion equation
323,462.74 : 482,919.70 = 247,161.96 : x - Step 2: Convert to fraction form
323,462.74/482,919.70 = 247,161.96/x - Step 3: Cross multiply
323,462.74x = 482,919.70 × 247,161.96 - Step 4: Simplify right side
323,462.74x = 119,359,379,574.61 - Step 5: Solve for x
x = 119,359,379,574.61/323,462.74 - Step 6: Final answer
x = 369,005.03
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.