Finding the Fourth Proportional to 852,812.14, 1,176,877.48 and 470,836.12
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Solution
The fourth proportional to 852,812.14, 1,176,877.48 and 470,836.12 is: 649,752.04
Step by Step Solution
- Step 1: Write the proportion equation
852,812.14 : 1,176,877.48 = 470,836.12 : x - Step 2: Convert to fraction form
852,812.14/1,176,877.48 = 470,836.12/x - Step 3: Cross multiply
852,812.14x = 1,176,877.48 × 470,836.12 - Step 4: Simplify right side
852,812.14x = 554,116,426,398.58 - Step 5: Solve for x
x = 554,116,426,398.58/852,812.14 - Step 6: Final answer
x = 649,752.04
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1.5x scale
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.