Finding the Fourth Proportional to 833,190.84, 1,148,943.42 and 712,730.88
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Solution
The fourth proportional to 833,190.84, 1,148,943.42 and 712,730.88 is: 982,833.00
Step by Step Solution
- Step 1: Write the proportion equation
833,190.84 : 1,148,943.42 = 712,730.88 : x - Step 2: Convert to fraction form
833,190.84/1,148,943.42 = 712,730.88/x - Step 3: Cross multiply
833,190.84x = 1,148,943.42 × 712,730.88 - Step 4: Simplify right side
833,190.84x = 818,887,454,806.81 - Step 5: Solve for x
x = 818,887,454,806.81/833,190.84 - Step 6: Final answer
x = 982,833.00
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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.