Finding the Fourth Proportional to 852,697.57, 1,176,726.41 and 470,727.49
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Solution
The fourth proportional to 852,697.57, 1,176,726.41 and 470,727.49 is: 649,606.01
Step by Step Solution
- Step 1: Write the proportion equation
852,697.57 : 1,176,726.41 = 470,727.49 : x - Step 2: Convert to fraction form
852,697.57/1,176,726.41 = 470,727.49/x - Step 3: Cross multiply
852,697.57x = 1,176,726.41 × 470,727.49 - Step 4: Simplify right side
852,697.57x = 553,917,469,396.01 - Step 5: Solve for x
x = 553,917,469,396.01/852,697.57 - Step 6: Final answer
x = 649,606.01
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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.