Finding the Fourth Proportional to 902,564.07, 1,350,794.49 and 878,275.71
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Solution
The fourth proportional to 902,564.07, 1,350,794.49 and 878,275.71 is: 1,314,444.07
Step by Step Solution
- Step 1: Write the proportion equation
902,564.07 : 1,350,794.49 = 878,275.71 : x - Step 2: Convert to fraction form
902,564.07/1,350,794.49 = 878,275.71/x - Step 3: Cross multiply
902,564.07x = 1,350,794.49 × 878,275.71 - Step 4: Simplify right side
902,564.07x = 1,186,369,986,475.30 - Step 5: Solve for x
x = 1,186,369,986,475.30/902,564.07 - Step 6: Final answer
x = 1,314,444.07
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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.