Finding the Fourth Proportional to 292,327.30, 403,189.38 and 251,560.14
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Solution
The fourth proportional to 292,327.30, 403,189.38 and 251,560.14 is: 346,961.70
Step by Step Solution
- Step 1: Write the proportion equation
292,327.30 : 403,189.38 = 251,560.14 : x - Step 2: Convert to fraction form
292,327.30/403,189.38 = 251,560.14/x - Step 3: Cross multiply
292,327.30x = 403,189.38 × 251,560.14 - Step 4: Simplify right side
292,327.30x = 101,426,374,895.68 - Step 5: Solve for x
x = 101,426,374,895.68/292,327.30 - Step 6: Final answer
x = 346,961.70
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1.5x scale
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.