Finding the Fourth Proportional to 852,135.19, 1,176,372.69 and 529,949.08
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Solution
The fourth proportional to 852,135.19, 1,176,372.69 and 529,949.08 is: 731,594.74
Step by Step Solution
- Step 1: Write the proportion equation
852,135.19 : 1,176,372.69 = 529,949.08 : x - Step 2: Convert to fraction form
852,135.19/1,176,372.69 = 529,949.08/x - Step 3: Cross multiply
852,135.19x = 1,176,372.69 × 529,949.08 - Step 4: Simplify right side
852,135.19x = 623,417,624,802.63 - Step 5: Solve for x
x = 623,417,624,802.63/852,135.19 - Step 6: Final answer
x = 731,594.74
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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.