Finding the Fourth Proportional to 850,389.10, 1,275,585.24 and 798,425.98
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Solution
The fourth proportional to 850,389.10, 1,275,585.24 and 798,425.98 is: 1,197,640.46
Step by Step Solution
- Step 1: Write the proportion equation
850,389.10 : 1,275,585.24 = 798,425.98 : x - Step 2: Convert to fraction form
850,389.10/1,275,585.24 = 798,425.98/x - Step 3: Cross multiply
850,389.10x = 1,275,585.24 × 798,425.98 - Step 4: Simplify right side
850,389.10x = 1,018,460,395,320.54 - Step 5: Solve for x
x = 1,018,460,395,320.54/850,389.10 - Step 6: Final answer
x = 1,197,640.46
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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.