Finding the Fourth Proportional to 648,917.68, 895,497.06 and 362,441.92
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Solution
The fourth proportional to 648,917.68, 895,497.06 and 362,441.92 is: 500,164.63
Step by Step Solution
- Step 1: Write the proportion equation
648,917.68 : 895,497.06 = 362,441.92 : x - Step 2: Convert to fraction form
648,917.68/895,497.06 = 362,441.92/x - Step 3: Cross multiply
648,917.68x = 895,497.06 × 362,441.92 - Step 4: Simplify right side
648,917.68x = 324,565,673,780.76 - Step 5: Solve for x
x = 324,565,673,780.76/648,917.68 - Step 6: Final answer
x = 500,164.63
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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.