Finding the Fourth Proportional to 852,430.14, 1,176,506.16 and 508,288.32
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Solution
The fourth proportional to 852,430.14, 1,176,506.16 and 508,288.32 is: 701,528.85
Step by Step Solution
- Step 1: Write the proportion equation
852,430.14 : 1,176,506.16 = 508,288.32 : x - Step 2: Convert to fraction form
852,430.14/1,176,506.16 = 508,288.32/x - Step 3: Cross multiply
852,430.14x = 1,176,506.16 × 508,288.32 - Step 4: Simplify right side
852,430.14x = 598,004,339,536.05 - Step 5: Solve for x
x = 598,004,339,536.05/852,430.14 - Step 6: Final answer
x = 701,528.85
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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.