Finding the Fourth Proportional to 837,970.08, 1,256,957.68 and 206,883.96
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Solution
The fourth proportional to 837,970.08, 1,256,957.68 and 206,883.96 is: 310,326.57
Step by Step Solution
- Step 1: Write the proportion equation
837,970.08 : 1,256,957.68 = 206,883.96 : x - Step 2: Convert to fraction form
837,970.08/1,256,957.68 = 206,883.96/x - Step 3: Cross multiply
837,970.08x = 1,256,957.68 × 206,883.96 - Step 4: Simplify right side
837,970.08x = 260,044,382,390.81 - Step 5: Solve for x
x = 260,044,382,390.81/837,970.08 - Step 6: Final answer
x = 310,326.57
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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.