Finding the Fourth Proportional to 293,459.18, 440,355.35 and 124,961.93
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Solution
The fourth proportional to 293,459.18, 440,355.35 and 124,961.93 is: 187,513.84
Step by Step Solution
- Step 1: Write the proportion equation
293,459.18 : 440,355.35 = 124,961.93 : x - Step 2: Convert to fraction form
293,459.18/440,355.35 = 124,961.93/x - Step 3: Cross multiply
293,459.18x = 440,355.35 × 124,961.93 - Step 4: Simplify right side
293,459.18x = 55,027,656,614.75 - Step 5: Solve for x
x = 55,027,656,614.75/293,459.18 - Step 6: Final answer
x = 187,513.84
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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.