Finding the Fourth Proportional to 372,473.08, 513,856.06 and 234,407.41
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Solution
The fourth proportional to 372,473.08, 513,856.06 and 234,407.41 is: 323,383.55
Step by Step Solution
- Step 1: Write the proportion equation
372,473.08 : 513,856.06 = 234,407.41 : x - Step 2: Convert to fraction form
372,473.08/513,856.06 = 234,407.41/x - Step 3: Cross multiply
372,473.08x = 513,856.06 × 234,407.41 - Step 4: Simplify right side
372,473.08x = 120,451,666,266.75 - Step 5: Solve for x
x = 120,451,666,266.75/372,473.08 - Step 6: Final answer
x = 323,383.55
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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.