Finding the Fourth Proportional to 549,516.09, 758,591.93 and 368,346.37
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Solution
The fourth proportional to 549,516.09, 758,591.93 and 368,346.37 is: 508,492.09
Step by Step Solution
- Step 1: Write the proportion equation
549,516.09 : 758,591.93 = 368,346.37 : x - Step 2: Convert to fraction form
549,516.09/758,591.93 = 368,346.37/x - Step 3: Cross multiply
549,516.09x = 758,591.93 × 368,346.37 - Step 4: Simplify right side
549,516.09x = 279,424,581,885.06 - Step 5: Solve for x
x = 279,424,581,885.06/549,516.09 - Step 6: Final answer
x = 508,492.09
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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.