Finding the Fourth Proportional to 850,323.47, 1,173,446.35 and 468,350.26
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Solution
The fourth proportional to 850,323.47, 1,173,446.35 and 468,350.26 is: 646,323.34
Step by Step Solution
- Step 1: Write the proportion equation
850,323.47 : 1,173,446.35 = 468,350.26 : x - Step 2: Convert to fraction form
850,323.47/1,173,446.35 = 468,350.26/x - Step 3: Cross multiply
850,323.47x = 1,173,446.35 × 468,350.26 - Step 4: Simplify right side
850,323.47x = 549,583,899,014.06 - Step 5: Solve for x
x = 549,583,899,014.06/850,323.47 - Step 6: Final answer
x = 646,323.34
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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.