Finding the Fourth Proportional to 702,407.97, 969,325.38 and 380,117.97
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Solution
The fourth proportional to 702,407.97, 969,325.38 and 380,117.97 is: 524,564.09
Step by Step Solution
- Step 1: Write the proportion equation
702,407.97 : 969,325.38 = 380,117.97 : x - Step 2: Convert to fraction form
702,407.97/969,325.38 = 380,117.97/x - Step 3: Cross multiply
702,407.97x = 969,325.38 × 380,117.97 - Step 4: Simplify right side
702,407.97x = 368,457,995,715.08 - Step 5: Solve for x
x = 368,457,995,715.08/702,407.97 - Step 6: Final answer
x = 524,564.09
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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.