Finding the Fourth Proportional to 340,832.99, 470,352.81 and 187,877.08
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Solution
The fourth proportional to 340,832.99, 470,352.81 and 187,877.08 is: 259,272.18
Step by Step Solution
- Step 1: Write the proportion equation
340,832.99 : 470,352.81 = 187,877.08 : x - Step 2: Convert to fraction form
340,832.99/470,352.81 = 187,877.08/x - Step 3: Cross multiply
340,832.99x = 470,352.81 × 187,877.08 - Step 4: Simplify right side
340,832.99x = 88,368,512,512.59 - Step 5: Solve for x
x = 88,368,512,512.59/340,832.99 - Step 6: Final answer
x = 259,272.18
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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.