Finding the Fourth Proportional to 852,542.18, 1,176,508.32 and 470,569.08
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Solution
The fourth proportional to 852,542.18, 1,176,508.32 and 470,569.08 is: 649,385.39
Step by Step Solution
- Step 1: Write the proportion equation
852,542.18 : 1,176,508.32 = 470,569.08 : x - Step 2: Convert to fraction form
852,542.18/1,176,508.32 = 470,569.08/x - Step 3: Cross multiply
852,542.18x = 1,176,508.32 × 470,569.08 - Step 4: Simplify right side
852,542.18x = 553,628,437,754.75 - Step 5: Solve for x
x = 553,628,437,754.75/852,542.18 - Step 6: Final answer
x = 649,385.39
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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.