Finding the Fourth Proportional to 822,957.57, 1,135,683.12 and 460,387.50
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Solution
The fourth proportional to 822,957.57, 1,135,683.12 and 460,387.50 is: 635,335.69
Step by Step Solution
- Step 1: Write the proportion equation
822,957.57 : 1,135,683.12 = 460,387.50 : x - Step 2: Convert to fraction form
822,957.57/1,135,683.12 = 460,387.50/x - Step 3: Cross multiply
822,957.57x = 1,135,683.12 × 460,387.50 - Step 4: Simplify right side
822,957.57x = 522,854,312,409.00 - Step 5: Solve for x
x = 522,854,312,409.00/822,957.57 - Step 6: Final answer
x = 635,335.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.