Finding the Fourth Proportional to 798,834.97, 1,102,386.66 and 436,258.94
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Solution
The fourth proportional to 798,834.97, 1,102,386.66 and 436,258.94 is: 602,034.28
Step by Step Solution
- Step 1: Write the proportion equation
798,834.97 : 1,102,386.66 = 436,258.94 : x - Step 2: Convert to fraction form
798,834.97/1,102,386.66 = 436,258.94/x - Step 3: Cross multiply
798,834.97x = 1,102,386.66 × 436,258.94 - Step 4: Simplify right side
798,834.97x = 480,926,035,761.74 - Step 5: Solve for x
x = 480,926,035,761.74/798,834.97 - Step 6: Final answer
x = 602,034.28
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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.