Finding the Fourth Proportional to 416,634.10, 625,178.66 and 176,710.68
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Solution
The fourth proportional to 416,634.10, 625,178.66 and 176,710.68 is: 265,162.52
Step by Step Solution
- Step 1: Write the proportion equation
416,634.10 : 625,178.66 = 176,710.68 : x - Step 2: Convert to fraction form
416,634.10/625,178.66 = 176,710.68/x - Step 3: Cross multiply
416,634.10x = 625,178.66 × 176,710.68 - Step 4: Simplify right side
416,634.10x = 110,475,746,130.09 - Step 5: Solve for x
x = 110,475,746,130.09/416,634.10 - Step 6: Final answer
x = 265,162.52
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.