Finding the Fourth Proportional to 609,341.75, 840,881.28 and 337,403.79
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Solution
The fourth proportional to 609,341.75, 840,881.28 and 337,403.79 is: 465,611.50
Step by Step Solution
- Step 1: Write the proportion equation
609,341.75 : 840,881.28 = 337,403.79 : x - Step 2: Convert to fraction form
609,341.75/840,881.28 = 337,403.79/x - Step 3: Cross multiply
609,341.75x = 840,881.28 × 337,403.79 - Step 4: Simplify right side
609,341.75x = 283,716,527,866.34 - Step 5: Solve for x
x = 283,716,527,866.34/609,341.75 - Step 6: Final answer
x = 465,611.50
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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.