Finding the Fourth Proportional to 649,543.36, 974,315.49 and 176,228.68
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Solution
The fourth proportional to 649,543.36, 974,315.49 and 176,228.68 is: 264,343.14
Step by Step Solution
- Step 1: Write the proportion equation
649,543.36 : 974,315.49 = 176,228.68 : x - Step 2: Convert to fraction form
649,543.36/974,315.49 = 176,228.68/x - Step 3: Cross multiply
649,543.36x = 974,315.49 × 176,228.68 - Step 4: Simplify right side
649,543.36x = 171,702,332,706.25 - Step 5: Solve for x
x = 171,702,332,706.25/649,543.36 - Step 6: Final answer
x = 264,343.14
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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.