Finding the Fourth Proportional to 852,612.48, 1,176,601.14 and 470,635.92
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Solution
The fourth proportional to 852,612.48, 1,176,601.14 and 470,635.92 is: 649,475.32
Step by Step Solution
- Step 1: Write the proportion equation
852,612.48 : 1,176,601.14 = 470,635.92 : x - Step 2: Convert to fraction form
852,612.48/1,176,601.14 = 470,635.92/x - Step 3: Cross multiply
852,612.48x = 1,176,601.14 × 470,635.92 - Step 4: Simplify right side
852,612.48x = 553,750,759,996.95 - Step 5: Solve for x
x = 553,750,759,996.95/852,612.48 - Step 6: Final answer
x = 649,475.32
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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.