Finding the Fourth Proportional to 808,097.29, 1,212,145.91 and 767,689.08
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Solution
The fourth proportional to 808,097.29, 1,212,145.91 and 767,689.08 is: 1,151,533.60
Step by Step Solution
- Step 1: Write the proportion equation
808,097.29 : 1,212,145.91 = 767,689.08 : x - Step 2: Convert to fraction form
808,097.29/1,212,145.91 = 767,689.08/x - Step 3: Cross multiply
808,097.29x = 1,212,145.91 × 767,689.08 - Step 4: Simplify right side
808,097.29x = 930,551,180,392.89 - Step 5: Solve for x
x = 930,551,180,392.89/808,097.29 - Step 6: Final answer
x = 1,151,533.60
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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.