Finding the Fourth Proportional to 649,715.98, 974,739.99 and 250,249.48
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Solution
The fourth proportional to 649,715.98, 974,739.99 and 250,249.48 is: 375,438.17
Step by Step Solution
- Step 1: Write the proportion equation
649,715.98 : 974,739.99 = 250,249.48 : x - Step 2: Convert to fraction form
649,715.98/974,739.99 = 250,249.48/x - Step 3: Cross multiply
649,715.98x = 974,739.99 × 250,249.48 - Step 4: Simplify right side
649,715.98x = 243,928,175,632.71 - Step 5: Solve for x
x = 243,928,175,632.71/649,715.98 - Step 6: Final answer
x = 375,438.17
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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.