Finding the Fourth Proportional to 292,564.80, 403,462.08 and 201,775.68
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Solution
The fourth proportional to 292,564.80, 403,462.08 and 201,775.68 is: 278,259.16
Step by Step Solution
- Step 1: Write the proportion equation
292,564.80 : 403,462.08 = 201,775.68 : x - Step 2: Convert to fraction form
292,564.80/403,462.08 = 201,775.68/x - Step 3: Cross multiply
292,564.80x = 403,462.08 × 201,775.68 - Step 4: Simplify right side
292,564.80x = 81,408,835,546.21 - Step 5: Solve for x
x = 81,408,835,546.21/292,564.80 - Step 6: Final answer
x = 278,259.16
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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.