Finding the Fourth Proportional to 472,529.87, 652,076.96 and 257,674.13
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Solution
The fourth proportional to 472,529.87, 652,076.96 and 257,674.13 is: 355,582.52
Step by Step Solution
- Step 1: Write the proportion equation
472,529.87 : 652,076.96 = 257,674.13 : x - Step 2: Convert to fraction form
472,529.87/652,076.96 = 257,674.13/x - Step 3: Cross multiply
472,529.87x = 652,076.96 × 257,674.13 - Step 4: Simplify right side
472,529.87x = 168,023,358,812.29 - Step 5: Solve for x
x = 168,023,358,812.29/472,529.87 - Step 6: Final answer
x = 355,582.52
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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.