Finding the Fourth Proportional to 819,206.98, 1,130,450.52 and 513,274.84
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Solution
The fourth proportional to 819,206.98, 1,130,450.52 and 513,274.84 is: 708,284.75
Step by Step Solution
- Step 1: Write the proportion equation
819,206.98 : 1,130,450.52 = 513,274.84 : x - Step 2: Convert to fraction form
819,206.98/1,130,450.52 = 513,274.84/x - Step 3: Cross multiply
819,206.98x = 1,130,450.52 × 513,274.84 - Step 4: Simplify right side
819,206.98x = 580,231,809,780.92 - Step 5: Solve for x
x = 580,231,809,780.92/819,206.98 - Step 6: Final answer
x = 708,284.75
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.