Finding the Fourth Proportional to 487,731.62, 673,299.76 and 366,919.02
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Solution
The fourth proportional to 487,731.62, 673,299.76 and 366,919.02 is: 506,521.37
Step by Step Solution
- Step 1: Write the proportion equation
487,731.62 : 673,299.76 = 366,919.02 : x - Step 2: Convert to fraction form
487,731.62/673,299.76 = 366,919.02/x - Step 3: Cross multiply
487,731.62x = 673,299.76 × 366,919.02 - Step 4: Simplify right side
487,731.62x = 247,046,488,105.44 - Step 5: Solve for x
x = 247,046,488,105.44/487,731.62 - Step 6: Final answer
x = 506,521.37
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.