Finding the Fourth Proportional to 293,373.79, 440,344.49 and 141,677.19
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Solution
The fourth proportional to 293,373.79, 440,344.49 and 141,677.19 is: 212,652.84
Step by Step Solution
- Step 1: Write the proportion equation
293,373.79 : 440,344.49 = 141,677.19 : x - Step 2: Convert to fraction form
293,373.79/440,344.49 = 141,677.19/x - Step 3: Cross multiply
293,373.79x = 440,344.49 × 141,677.19 - Step 4: Simplify right side
293,373.79x = 62,386,769,266.80 - Step 5: Solve for x
x = 62,386,769,266.80/293,373.79 - Step 6: Final answer
x = 212,652.84
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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.