Finding the Fourth Proportional to 852,873.14, 1,176,973.72 and 470,899.02
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Solution
The fourth proportional to 852,873.14, 1,176,973.72 and 470,899.02 is: 649,845.50
Step by Step Solution
- Step 1: Write the proportion equation
852,873.14 : 1,176,973.72 = 470,899.02 : x - Step 2: Convert to fraction form
852,873.14/1,176,973.72 = 470,899.02/x - Step 3: Cross multiply
852,873.14x = 1,176,973.72 × 470,899.02 - Step 4: Simplify right side
852,873.14x = 554,235,771,313.75 - Step 5: Solve for x
x = 554,235,771,313.75/852,873.14 - Step 6: Final answer
x = 649,845.50
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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.