Finding the Fourth Proportional to 649,349.70, 974,024.55 and 531,251.70
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Solution
The fourth proportional to 649,349.70, 974,024.55 and 531,251.70 is: 796,877.55
Step by Step Solution
- Step 1: Write the proportion equation
649,349.70 : 974,024.55 = 531,251.70 : x - Step 2: Convert to fraction form
649,349.70/974,024.55 = 531,251.70/x - Step 3: Cross multiply
649,349.70x = 974,024.55 × 531,251.70 - Step 4: Simplify right side
649,349.70x = 517,452,198,029.24 - Step 5: Solve for x
x = 517,452,198,029.24/649,349.70 - Step 6: Final answer
x = 796,877.55
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.