Finding the Fourth Proportional to 676,272.08, 933,283.60 and 374,466.08
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Solution
The fourth proportional to 676,272.08, 933,283.60 and 374,466.08 is: 516,778.77
Step by Step Solution
- Step 1: Write the proportion equation
676,272.08 : 933,283.60 = 374,466.08 : x - Step 2: Convert to fraction form
676,272.08/933,283.60 = 374,466.08/x - Step 3: Cross multiply
676,272.08x = 933,283.60 × 374,466.08 - Step 4: Simplify right side
676,272.08x = 349,483,051,220.29 - Step 5: Solve for x
x = 349,483,051,220.29/676,272.08 - Step 6: Final answer
x = 516,778.77
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1.5x scale
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.