Finding the Fourth Proportional to 832,631.08, 1,248,949.86 and 201,543.88
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Solution
The fourth proportional to 832,631.08, 1,248,949.86 and 201,543.88 is: 302,316.60
Step by Step Solution
- Step 1: Write the proportion equation
832,631.08 : 1,248,949.86 = 201,543.88 : x - Step 2: Convert to fraction form
832,631.08/1,248,949.86 = 201,543.88/x - Step 3: Cross multiply
832,631.08x = 1,248,949.86 × 201,543.88 - Step 4: Simplify right side
832,631.08x = 251,718,200,709.86 - Step 5: Solve for x
x = 251,718,200,709.86/832,631.08 - Step 6: Final answer
x = 302,316.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.