Finding the Fourth Proportional to 947,568.71, 1,307,644.97 and 539,708.53
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Solution
The fourth proportional to 947,568.71, 1,307,644.97 and 539,708.53 is: 744,797.86
Step by Step Solution
- Step 1: Write the proportion equation
947,568.71 : 1,307,644.97 = 539,708.53 : x - Step 2: Convert to fraction form
947,568.71/1,307,644.97 = 539,708.53/x - Step 3: Cross multiply
947,568.71x = 1,307,644.97 × 539,708.53 - Step 4: Simplify right side
947,568.71x = 705,747,144,520.59 - Step 5: Solve for x
x = 705,747,144,520.59/947,568.71 - Step 6: Final answer
x = 744,797.86
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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.