Finding the Fourth Proportional to 801,399.42, 1,202,687.19 and 645,510.06
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Solution
The fourth proportional to 801,399.42, 1,202,687.19 and 645,510.06 is: 968,738.76
Step by Step Solution
- Step 1: Write the proportion equation
801,399.42 : 1,202,687.19 = 645,510.06 : x - Step 2: Convert to fraction form
801,399.42/1,202,687.19 = 645,510.06/x - Step 3: Cross multiply
801,399.42x = 1,202,687.19 × 645,510.06 - Step 4: Simplify right side
801,399.42x = 776,346,680,178.13 - Step 5: Solve for x
x = 776,346,680,178.13/801,399.42 - Step 6: Final answer
x = 968,738.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.