Finding the Fourth Proportional to 949,472.71, 1,423,839.97 and 342,099.07
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Solution
The fourth proportional to 949,472.71, 1,423,839.97 and 342,099.07 is: 513,015.62
Step by Step Solution
- Step 1: Write the proportion equation
949,472.71 : 1,423,839.97 = 342,099.07 : x - Step 2: Convert to fraction form
949,472.71/1,423,839.97 = 342,099.07/x - Step 3: Cross multiply
949,472.71x = 1,423,839.97 × 342,099.07 - Step 4: Simplify right side
949,472.71x = 487,094,329,565.83 - Step 5: Solve for x
x = 487,094,329,565.83/949,472.71 - Step 6: Final answer
x = 513,015.62
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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.