Finding the Fourth Proportional to 852,502.17, 1,176,369.24 and 470,504.35
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Solution
The fourth proportional to 852,502.17, 1,176,369.24 and 470,504.35 is: 649,249.78
Step by Step Solution
- Step 1: Write the proportion equation
852,502.17 : 1,176,369.24 = 470,504.35 : x - Step 2: Convert to fraction form
852,502.17/1,176,369.24 = 470,504.35/x - Step 3: Cross multiply
852,502.17x = 1,176,369.24 × 470,504.35 - Step 4: Simplify right side
852,502.17x = 553,486,844,626.19 - Step 5: Solve for x
x = 553,486,844,626.19/852,502.17 - Step 6: Final answer
x = 649,249.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.